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Sheana Salyers Bull

TitleAssociate Professor
InstitutionUniversity of Colorado Denver - Denver Campus
DepartmentCLAS-Health&BehavioralSciences
Phone303/724-1238

    Collapse Research 
    Collapse research activities and funding
    R41DA059275     (BULL, SHEANA S)Aug 15, 2023 - Aug 14, 2024
    NIH
    Substance Use Disorder Artificially Intelligent chatbot for screening, assessment & referral: SUD Bot
    Role: Principal Investigator
    UH3HL168504     (HO, P. MICHAEL)Jun 1, 2023 - May 31, 2028
    NIH
    Using artificially intelligent text messaging technology to improve American Heart Association's Life's Simple 7 Health Behaviors: LS7 Bot + Backup
    Role: Co-Principal Investigator
    UG3HL168504     (HO, P. MICHAEL)Jun 1, 2023 - May 31, 2024
    NIH
    Using artificially intelligent text messaging technology to improve American Heart Association's Life's Simple 7 Health Behaviors: LS7 Bot + Backup
    Role: Co-Principal Investigator
    UG3HL144163     (HO, P. MICHAEL)Jul 1, 2018 - Jun 30, 2023
    NIH
    Personalized Patient data and behavioral nudges to improve adherence to chronic cardiovascular medications
    Role: Co-Principal Investigator
    UH3HL144163     (BULL, SHEANA S;HO, P. MICHAEL)Jul 1, 2018 - Jun 30, 2023
    NIH
    Personalized Patient data and behavioral nudges to improve adherence to chronic cardiovascular medications
    Role: Co-Principal Investigator
    R01NR010492     (BULL, SHEANA S)Sep 30, 2007 - Jun 30, 2012
    NIH
    Online Social Networking for HIV Prevention
    Role: Principal Investigator
    R21MH083318     (BULL, SHEANA S)Sep 28, 2007 - Aug 31, 2010
    NIH
    Text Messaging for Abstinence and HIV Risk Prevention
    Role: Principal Investigator
    U01HL079208     (BULL, SHEANA S)Sep 30, 2004 - Aug 31, 2010
    NIH
    Latinos Using Cardio Health Actions to Reduce Risk
    Role: Principal Investigator
    R01MH063690     (BULL, SHEANA S)Jan 1, 2003 - Dec 31, 2007
    NIH
    HIV/STD Prevention for Young Adults Online
    Role: Principal Investigator

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Nicklas JM, Pyle L, Soares A, Leiferman JA, Bull SS, Tong S, Caldwell AE, Santoro N, Barbour LA. The Fit After Baby randomized controlled trial: An mHealth postpartum lifestyle intervention for women with elevated cardiometabolic risk. PLoS One. 2024; 19(1):e0296244. PMID: 38194421.
      View in: PubMed
    2. Shrestha U, Boland SE, Howley C, Reed ND, Tuitt NR, Asdigian NL, Bull S, Sarche MC, Kaufman CE. Centering culture in an mHealth adaptation of an alcohol-exposed pregnancy prevention program for American Indian Youth. J Ethn Subst Abuse. 2023 Jun 29; 1-17. PMID: 37382542.
      View in: PubMed
    3. Ybarra ML, Villalobos JP, Nyemara N, Bull SS. Sexual decision making of Ugandan young adults: findings from national online discussions. AIDS Care. 2024 03; 36(3):296-301. PMID: 37345710.
      View in: PubMed
    4. Waughtal J, Glorioso TJ, Sandy LM, Peterson PN, Chavez C, Bull S, Ho PM, Allen LA. Patient engagement with prescription refill text reminders across time and major societal events. Cardiovasc Digit Health J. 2023 Aug; 4(4):133-136. PMID: 37600444.
      View in: PubMed
    5. Kaufman CE, Asdigian NL, Reed ND, Shrestha U, Bull S, Begay RL, Shangreau C, Howley CT, Vossberg RL, Sarche M. A virtual randomized controlled trial of an alcohol-exposed pregnancy prevention mobile app with urban American Indian and Alaska Native young women: Native WYSE CHOICES rationale, design, and methods. Contemp Clin Trials. 2023 05; 128:107167. PMID: 37001855.
      View in: PubMed
    6. Gupta P, Sandy LC, Glorioso TJ, Khanna A, Khazanie P, Allen LA, Peterson PN, Bull S, Ho PJM. Secondary analysis of electronic opt-out consent in pragmatic research: A study design method to diversify clinical trials? Am Heart J. 2023 07; 261:104-108. PMID: 36966921.
      View in: PubMed
    7. Zhou S, Silvasstar J, Clark C, Salyers AJ, Chavez C, Bull SS. An artificially intelligent, natural language processing chatbot designed to promote COVID-19 vaccination: A proof-of-concept pilot study. Digit Health. 2023 Jan-Dec; 9:20552076231155679. PMID: 36896332.
      View in: PubMed
    8. Cunningham MA, Gorman C, McNulty MC, Chavez C, Luna-Asturias C, Dixon CA, Bull S, Berman S, Allison MA. Engage, Develop, Learn: a pilot randomized clinical trial to test if a mobile application can enhance home support for early cognitive development among children living in poverty. Mhealth. 2023; 9:4. PMID: 36760785.
      View in: PubMed
    9. Villalobos JP, Bull SS, Portz JD. Usability and Acceptability of a Palliative Care Mobile Intervention for Older Adults With Heart Failure and Caregivers: Observational Study. JMIR Aging. 2022 Oct 06; 5(4):e35592. PMID: 36201402.
      View in: PubMed
    10. Bunik M, Jimenez-Zambrano A, Solano M, Beaty BL, Juarez-Colunga E, Zhang X, Moore SL, Bull S, Leiferman JA. Mother's Milk Messaging?: trial evaluation of app and texting for breastfeeding support. BMC Pregnancy Childbirth. 2022 Aug 24; 22(1):660. PMID: 36002798.
      View in: PubMed
    11. Zhou S, Villalobos JP, Munoz A, Bull S. Ethnic Minorities' Perceptions of COVID-19 Vaccines and Challenges in the Pandemic: A Qualitative Study to Inform COVID-19 Prevention Interventions. Health Commun. 2022 11; 37(12):1476-1487. PMID: 35775369.
      View in: PubMed
    12. Mande A, Moore SL, Banaei-Kashani F, Echalier B, Bull S, Rosenberg MA. Assessment of a Mobile Health iPhone App for Semiautomated Self-management of Chronic Recurrent Medical Conditions Using an N-of-1 Trial Framework: Feasibility Pilot Study. JMIR Form Res. 2022 Apr 12; 6(4):e34827. PMID: 35412460.
      View in: PubMed
    13. Wrobel J, Silvasstar J, Peterson R, Sumbundu K, Kelley A, Stephens D, Craig Rushing S, Bull S. Text Messaging Intervention for Mental Wellness in American Indian and Alaska Native Teens and Young Adults (BRAVE Study): Analysis of User Engagement Patterns. JMIR Form Res. 2022 Feb 25; 6(2):e32138. PMID: 35212633.
      View in: PubMed
    14. Feldman AG, Moore S, Bull S, Morris MA, Wilson K, Bell C, Collins MM, Denize KM, Kempe A. A Smartphone App to Increase Immunizations in the Pediatric Solid Organ Transplant Population: Development and Initial Usability Study. JMIR Form Res. 2022 Jan 13; 6(1):e32273. PMID: 35023840.
      View in: PubMed
    15. Asdigian NL, Whitesell NR, Bull S, Aalborg J, Barish EA, Crane LA. Design and Effectiveness of the Youth Engaged Strategies for Changing Adolescent Norms! (YES-CAN!) Program for Reducing Skin Cancer Risk. J Cancer Educ. 2023 02; 38(1):333-343. PMID: 34993900.
      View in: PubMed
    16. Waughtal J, Luong P, Sandy L, Chavez C, Ho PM, Bull S. Nudge me: tailoring text messages for prescription adherence through N-of-1 interviews. Transl Behav Med. 2021 10 23; 11(10):1832-1838. PMID: 34080636.
      View in: PubMed
    17. Ford KL, Leiferman J, Sobral B, Bennett JK, Moore SL, Bull S. "It depends:" a qualitative study on digital health academic-industry collaboration. Mhealth. 2021; 7:57. PMID: 34805388.
      View in: PubMed
    18. Ingle MP, Valdovinos C, Ford KL, Zhou S, Bull S, Gornail S, Zhang X, Moore S, Portz J. Patient Portals to Support Palliative and End-of-Life Care: Scoping Review. J Med Internet Res. 2021 09 16; 23(9):e28797. PMID: 34528888.
      View in: PubMed
    19. Craig Rushing S, Kelley A, Bull S, Stephens D, Wrobel J, Silvasstar J, Peterson R, Begay C, Ghost Dog T, McCray C, Love Brown D, Thomas M, Caughlan C, Singer M, Smith P, Sumbundu K. Efficacy of an mHealth Intervention (BRAVE) to Promote Mental Wellness for American Indian and Alaska Native Teenagers and Young Adults: Randomized Controlled Trial. JMIR Ment Health. 2021 Sep 15; 8(9):e26158. PMID: 34524092.
      View in: PubMed
    20. Glasgow RE, Knoepke CE, Magid D, Grunwald GK, Glorioso TJ, Waughtal J, Marrs JC, Bull S, Ho PM. The NUDGE trial pragmatic trial to enhance cardiovascular medication adherence: study protocol for a randomized controlled trial. Trials. 2021 Aug 11; 22(1):528. PMID: 34380527.
      View in: PubMed
    21. Dickman Portz J, Powers JD, Casillas A, Baldwin M, Bekelman DB, Palen TE, Bull S, Kutner JS, Bayliss E. Characteristics of Patients and Proxy Caregivers Using Patient Portals in the Setting of Serious Illness and End of Life. J Palliat Med. 2021 11; 24(11):1697-1704. PMID: 34061675.
      View in: PubMed
    22. Mehta P, Moore SL, Bull S, Kwan BM. Building MedVenture - A mobile health application to improve adolescent medication adherence - Using a multidisciplinary approach and academic-industry collaboration. Digit Health. 2021 Jan-Dec; 7:20552076211019877. PMID: 34104467.
      View in: PubMed
    23. Luong P, Glorioso TJ, Grunwald GK, Peterson P, Allen LA, Khanna A, Waughtal J, Sandy L, Ho PM, Bull S. Text Message Medication Adherence Reminders Automated and Delivered at Scale Across Two Institutions: Testing the Nudge System: Pilot Study. Circ Cardiovasc Qual Outcomes. 2021 05; 14(5):e007015. PMID: 33993727.
      View in: PubMed
    24. Hampanda K, Matenga TFL, Nkwemu S, Shankalala P, Chi BH, Darbes LA, Turan JM, Mutale W, Bull S, Abuogi L. Designing a couple-based relationship strengthening and health enhancing intervention for pregnant women living with HIV and their male partners in Zambia: Interview findings from the target community. Soc Sci Med. 2021 08; 283:114029. PMID: 34242890.
      View in: PubMed
    25. Albritton T, Ford KL, Elsbernd K, Santodomingo M, Juzang I, Weddington P, Bull S. Implementing a Peer Advocate Mental Health Digital Intervention Program for Ohio Youth: Descriptive Pilot Study. JMIR Ment Health. 2021 Apr 23; 8(4):e24605. PMID: 33890868.
      View in: PubMed
    26. Ford KL, Portz JD, Zhou S, Gornail S, Moore SL, Zhang X, Bull S. Benefits, Facilitators, and Recommendations for Digital Health Academic-Industry Collaboration: A Mini Review. Front Digit Health. 2021; 3:616278. PMID: 34713094.
      View in: PubMed
    27. Hazel CA, Bull S, Greenwell E, Bunik M, Puma J, Perraillon M. Systematic review of cost-effectiveness analysis of behavior change communication apps: Assessment of key methods. Digit Health. 2021 Jan-Dec; 7:20552076211000559. PMID: 35173977.
      View in: PubMed
    28. Portz JD, Ford KL, Elsbernd K, Knoepke CE, Flint K, Bekelman DB, Boxer RS, Bull S. "I Like the Idea of It?But Probably Wouldn't Use It" - Health Care Provider Perspectives on Heart Failure mHealth: Qualitative Study. JMIR Cardio. 2020 Sep 04; 4(1):e18101. PMID: 32885785.
      View in: PubMed
    29. Zhou S, Levinson AH, Zhang X, Portz JD, Moore SL, Gore MO, Ford KL, Li Q, Bull S. A Pilot Study and Ecological Model of Smoking Cues to Inform Mobile Health Strategies for Quitting Among Low-Income Smokers. Health Promot Pract. 2021 11; 22(6):850-862. PMID: 32698702.
      View in: PubMed
    30. Portz JD, Ford KL, Doyon K, Bekelman DB, Boxer RS, Kutner JS, Czaja S, Bull S. Using Grounded Theory to Inform the Human-Centered Design of Digital Health in Geriatric Palliative Care. J Pain Symptom Manage. 2020 12; 60(6):1181-1192.e1. PMID: 32615298.
      View in: PubMed
    31. Portz JD, Lum HD, Bull S, Boxer RS, Bekelman DB, Ford KL, Gleason K, Casillas A, Bayliss EA. Perceptions of Patient Portal Use for Advance Directive Documentation among Older Adults with Multiple Chronic Conditions. J Soc Work End Life Palliat Care. 2020 Jul-Sep; 16(3):238-249. PMID: 32482160.
      View in: PubMed
    32. Nicklas JM, Leiferman JA, Lockhart S, Daly KM, Bull SS, Barbour LA. Development and Modification of a Mobile Health Program to Promote Postpartum Weight Loss in Women at Elevated Risk for Cardiometabolic Disease: Single-Arm Pilot Study. JMIR Form Res. 2020 Apr 09; 4(4):e16151. PMID: 32271149.
      View in: PubMed
    33. Thomas DS, Daly K, Nyanza EC, Ngallaba SE, Bull S. Health worker acceptability of an mHealth platform to facilitate the prevention of mother-to-child transmission of HIV in Tanzania. Digit Health. 2020 Jan-Dec; 6:2055207620905409. PMID: 32076575.
      View in: PubMed
    34. Portz JD, Elsbernd K, Plys E, Ford KL, Zhang X, Gore MO, Moore SL, Zhou S, Bull S. Elements of Social Convoy Theory in Mobile Health for Palliative Care: Scoping Review. JMIR Mhealth Uhealth. 2020 01 06; 8(1):e16060. PMID: 31904581.
      View in: PubMed
    35. Ford KL, Albritton T, Dunn TA, Crawford K, Neuwirth J, Bull S. Youth Study Recruitment Using Paid Advertising on Instagram, Snapchat, and Facebook: Cross-Sectional Survey Study. JMIR Public Health Surveill. 2019 Oct 09; 5(4):e14080. PMID: 31599739.
      View in: PubMed
    36. Ford KL, Moore SL, Zhou S, Gore MO, Portz J, Zhang X, Zane R, Wiler J, Bull S. Advancing evidence-based digital health through an innovative research environment: an academic-industry collaboration case report. Mhealth. 2019; 5:37. PMID: 31620464.
      View in: PubMed
    37. Dickman Portz J, Ford K, Bekelman DB, Boxer RS, Kutner JS, Czaja S, Elsbernd K, Bull S. "We're Taking Something So Human and Trying to Digitize": Provider Recommendations for mHealth in Palliative Care. J Palliat Med. 2020 02; 23(2):240-247. PMID: 31526220.
      View in: PubMed
    38. Domek GJ, Contreras-Roldan IL, Bull S, O'Leary ST, Bola?os Ventura GA, Bronsert M, Kempe A, Asturias EJ. Text message reminders to improve infant immunization in Guatemala: A randomized clinical trial. Vaccine. 2019 09 30; 37(42):6192-6200. PMID: 31492475.
      View in: PubMed
    39. Gamboa J, Lamb MM, de la Cruz P, Bull S, Olson D. Using social media to increase preventative behaviors against arboviral diseases: a pilot study among teens in the Dominican Republic. Mhealth. 2019; 5:30. PMID: 31559275.
      View in: PubMed
    40. Ybarra ML, Prescott T, Mustanski B, Parsons J, Bull SS. Feasibility, Acceptability, and Process Indicators for Guy2Guy, an mHealth HIV Prevention Program for Sexual Minority Adolescent Boys. J Adolesc Health. 2019 09; 65(3):417-422. PMID: 31277991.
      View in: PubMed
    41. Portz JD, Fruhauf C, Bull S, Boxer RS, Bekelman DB, Casillas A, Gleason K, Bayliss EA. "Call a Teenager? That's What I Do!" - Grandchildren Help Older Adults Use New Technologies: Qualitative Study. JMIR Aging. 2019 Jun 06; 2(1):e13713. PMID: 31518274.
      View in: PubMed
    42. Portz JD, Bayliss EA, Bull S, Boxer RS, Bekelman DB, Gleason K, Czaja S. Using the Technology Acceptance Model to Explore User Experience, Intent to Use, and Use Behavior of a Patient Portal Among Older Adults With Multiple Chronic Conditions: Descriptive Qualitative Study. J Med Internet Res. 2019 04 08; 21(4):e11604. PMID: 30958272.
      View in: PubMed
    43. Thomas DSK, Bull S, Nyanza EC, Hampanda K, Liedtke M, Ngallaba SE. An mHealth pilot designed to increase the reach of prevention of mother-to-child transmission of HIV (PMTCT) across the treatment cascade in a resource-constrained setting in Tanzania. PLoS One. 2019; 14(2):e0212305. PMID: 30768656.
      View in: PubMed
    44. Gore MO, Krantz MJ, Albright K, Beaty B, Coronel-Mockler S, Bull S, Estacio RO. A controlled trial of mobile short message service among participants in a rural cardiovascular disease prevention program. Prev Med Rep. 2019 Mar; 13:126-131. PMID: 30568871.
      View in: PubMed
    45. Cunningham M, Bull S, McNulty MC, Colborn K, Chavez C, Berman S, McSpadden J, Wigdor J, Allison MA. Does a text-messaging program to promote early childhood development reach the highest risk families? Mhealth. 2018; 4:55. PMID: 30596079.
      View in: PubMed
    46. Harty NM, Le Grice K, Cahill C, Bull S, Dwyer A. EndCancer: development and pilot testing of multimedia recruitment for a text message campaign to increase cancer screening. Mhealth. 2018; 4:50. PMID: 30505848.
      View in: PubMed
    47. McClure C, Cunningham M, Bull S, Berman S, Allison MA. Using Mobile Health to Promote Early Language Development: A Narrative Review. Acad Pediatr. 2018 Nov - Dec; 18(8):850-854. PMID: 30098442.
      View in: PubMed
    48. Bull SS, Ybarra ML. Primary Prevention of Perpetration and Experience of Forced Sex for South African Youth Requires Careful Attention to Risk in Context. JAMA Netw Open. 2018 08 03; 1(4):e181222. PMID: 30646108.
      View in: PubMed
    49. Domek GJ, O'Leary ST, Bull S, Bronsert M, Contreras-Roldan IL, Bola?os Ventura GA, Kempe A, Asturias EJ. Measuring vaccine hesitancy: Field testing the WHO SAGE Working Group on Vaccine Hesitancy survey tool in Guatemala. Vaccine. 2018 08 23; 36(35):5273-5281. PMID: 30061026.
      View in: PubMed
    50. Rinehart DJ, Al-Tayyib AA, Sionean C, Whitesell NR, Dreisbach S, Bull S. Assessing the Theory of Gender and Power: HIV Risk Among Heterosexual Minority Dyads. AIDS Behav. 2018 Jun; 22(6):1944-1954. PMID: 29164353.
      View in: PubMed
    51. Domek GJ, Contreras-Roldan IL, Asturias EJ, Bronsert M, Bola?os Ventura GA, O'Leary ST, Kempe A, Bull S. Characteristics of mobile phone access and usage in rural and urban Guatemala: assessing feasibility of text message reminders to increase childhood immunizations. Mhealth. 2018; 4:9. PMID: 29780812.
      View in: PubMed
    52. Bull S, Thomas DS, Nyanza EC, Ngallaba SE. Tanzania Health Information Technology (T-HIT) System: Pilot Test of a Tablet-Based System to Improve Prevention of Mother-to-Child Transmission of HIV. JMIR Mhealth Uhealth. 2018 Jan 15; 6(1):e16. PMID: 29335236.
      View in: PubMed
    53. Bull SS. Sexual Assertiveness Skills and Decision-Making in Adolescent Girls: Moving to Replication, Scale, and Digital Health Impact. Am J Public Health. 2018 01; 108(1):18-19. PMID: 29211536.
      View in: PubMed
    54. Roppolo RH, Brooks-Russell A, Bull SS, Maffey A, Levinson A. Legalized marijuana: Language-associated knowledge of laws and risk perceptions among Latinos. J Ethn Subst Abuse. 2019 Jul-Sep; 18(3):415-427. PMID: 29261477.
      View in: PubMed
    55. Coleman-Minahan K, Chavez M, Bull S. Immigrant Generation and Sexual Initiation Among a Diverse Racial/Ethnic Group of Urban Youth. J Immigr Minor Health. 2017 12; 19(6):1412-1419. PMID: 27103617.
      View in: PubMed
    56. Bull S, Devine S, Schmiege SJ, Hammes A, Pickard L, Shlay JC. Text Messaging and Teen Sexual Health Behavior: Long-term Follow-up of a Cluster Randomized Trial. Comput Inform Nurs. 2017 Nov; 35(11):549-553. PMID: 29112536.
      View in: PubMed
    57. Andriesen J, Bull S, Dietrich J, Haberer JE, Van Der Pol B, Voronin Y, Wall KM, Whalen C, Priddy F. Using Digital Technologies in Clinical HIV Research: Real-World Applications and Considerations for Future Work. J Med Internet Res. 2017 07 31; 19(7):e274. PMID: 28760729.
      View in: PubMed
    58. Portz JD, Vehovec A, Dolansky MA, Levin JB, Bull S, Boxer R. The Development and Acceptability of a Mobile Application for Tracking Symptoms of Heart Failure Among Older Adults. Telemed J E Health. 2018 02; 24(2):161-165. PMID: 28696832.
      View in: PubMed
    59. Ybarra ML, Prescott TL, Phillips GL, Bull SS, Parsons JT, Mustanski B. Pilot RCT Results of an mHealth HIV Prevention Program for Sexual Minority Male Adolescents. Pediatrics. 2017 Jul; 140(1). PMID: 28659456.
      View in: PubMed
    60. Cordova D, Coleman-Minahan K, Bull S, Borrayo EA. Development of the Brief Social Capital for Youth Sexual and Reproductive Health Scale: Exploratory and Confirmatory Factor Analysis. Youth Soc. 2019 May; 51(4):570-587. PMID: 31467456.
      View in: PubMed
    61. Bull SS, Brooks-Russell A, Davis JM, Roppolo R, Corsi K. Awareness, Perception of Risk and Behaviors Related to Retail Marijuana Among a Sample of Colorado Youth. J Community Health. 2017 Apr; 42(2):278-286. PMID: 27639866.
      View in: PubMed
    62. Hoopes AJ, Agarwal P, Bull S, Chandra-Mouli V. Erratum to: Measuring adolescent friendly health services in India: A scoping review of evaluations. Reprod Health. 2017 03 16; 14(1):43. PMID: 28302136.
      View in: PubMed
    63. Brooks E, Gundersen DC, Flynn E, Brooks-Russell A, Bull S. The clinical implications of legalizing marijuana: Are physician and non-physician providers prepared? Addict Behav. 2017 09; 72:1-7. PMID: 28319813.
      View in: PubMed
    64. Bull S. Beyond acceptability and feasibility: moving mHealth into impact. Mhealth. 2016; 2:45. PMID: 28293615.
      View in: PubMed
    65. Hoopes AJ, Agarwal P, Bull S, Chandra-Mouli V. Measuring adolescent friendly health services in India: A scoping review of evaluations. Reprod Health. 2016 Nov 15; 13(1):137. PMID: 27846848.
      View in: PubMed
    66. Brooks-Russell A, Levinson A, Li Y, Roppolo RH, Bull S. What Do Colorado Adults Know About Legal Use of Recreational Marijuana After a Media Campaign? Health Promot Pract. 2017 03; 18(2):193-200. PMID: 27815393.
      View in: PubMed
    67. Bull S, Devine S, Schmiege SJ, Pickard L, Campbell J, Shlay JC. Text Messaging, Teen Outreach Program, and Sexual Health Behavior: A Cluster Randomized Trial. Am J Public Health. 2016 09; 106(S1):S117-S124. PMID: 27689478.
      View in: PubMed
    68. Prescott TL, Phillips Ii G, DuBois LZ, Bull SS, Mustanski B, Ybarra ML. Reaching Adolescent Gay, Bisexual, and Queer Men Online: Development and Refinement of a National Recruitment Strategy. J Med Internet Res. 2016 08 04; 18(8):e200. PMID: 27492781.
      View in: PubMed
    69. Asturias EJ, Heinrichs G, Domek G, Brett J, Shick E, Cunningham M, Bull S, Celada M, Newman LS, Tenney L, Krisher L, Luna-Asturias C, McConnell K, Berman S. The Center for Human Development in Guatemala: An Innovative Model for Global Population Health. Adv Pediatr. 2016 08; 63(1):357-87. PMID: 27426907.
      View in: PubMed
    70. Ybarra ML, Prescott TL, Philips GL, Bull SS, Parsons JT, Mustanski B. Iteratively Developing an mHealth HIV Prevention Program for Sexual Minority Adolescent Men. AIDS Behav. 2016 06; 20(6):1157-72. PMID: 26238038.
      View in: PubMed
    71. Ybarra ML, Prescott TL, Phillips GL, Parsons JT, Bull SS, Mustanski B. Ethical Considerations in Recruiting Online and Implementing a Text Messaging-Based HIV Prevention Program With Gay, Bisexual, and Queer Adolescent Males. J Adolesc Health. 2016 07; 59(1):44-9. PMID: 27185621.
      View in: PubMed
    72. White A, Thomas DS, Ezeanochie N, Bull S. Health Worker mHealth Utilization: A Systematic Review. Comput Inform Nurs. 2016 May; 34(5):206-13. PMID: 26955009.
      View in: PubMed
    73. Domek GJ, Contreras-Roldan IL, O'Leary ST, Bull S, Furniss A, Kempe A, Asturias EJ. SMS text message reminders to improve infant vaccination coverage in Guatemala: A pilot randomized controlled trial. Vaccine. 2016 05 05; 34(21):2437-2443. PMID: 27026145.
      View in: PubMed
    74. Baltierra NB, Muessig KE, Pike EC, LeGrand S, Bull SS, Hightow-Weidman LB. More than just tracking time: Complex measures of user engagement with an internet-based health promotion intervention. J Biomed Inform. 2016 Feb; 59:299-307. PMID: 26732997.
      View in: PubMed
    75. Bull S, Ezeanochie N. From Foucault to Freire Through Facebook: Toward an Integrated Theory of mHealth. Health Educ Behav. 2016 08; 43(4):399-411. PMID: 26384499.
      View in: PubMed
    76. Devine S, Leeds C, Shlay JC, Leytem A, Beum R, Bull S. Methods to assess youth engagement in a text messaging supplement to an effective teen pregnancy program. J Biomed Inform. 2015 Aug; 56:379-86. PMID: 26173038.
      View in: PubMed
    77. Muessig KE, Nekkanti M, Bauermeister J, Bull S, Hightow-Weidman LB. A systematic review of recent smartphone, Internet and Web 2.0 interventions to address the HIV continuum of care. Curr HIV/AIDS Rep. 2015 Mar; 12(1):173-90. PMID: 25626718.
      View in: PubMed
    78. Shegog R, Brown K, Bull S, Christensen JL, Hieftje K, Jozkowski KN, Ybarra ML. Serious Games for Sexual Health. Games Health J. 2015 Apr; 4(2):69-77. PMID: 26181800.
      View in: PubMed
    79. Seal DW, Benotsch EG, Green M, Snipes DJ, Bull SS, Cejka A, Lance SP, Nettles CD. The Use of the Internet to Meet Sexual Partners: A Comparison of Non-Heterosexually-Identified Men with Heterosexually-Identified Men and Women. Int J Sex Health. 2015; 27(1):1-15. PMID: 25767648.
      View in: PubMed
    80. Sasson C, Haukoos JS, Ben-Youssef L, Ramirez L, Bull S, Eigel B, Magid DJ, Padilla R. Barriers to calling 911 and learning and performing cardiopulmonary resuscitation for residents of primarily Latino, high-risk neighborhoods in Denver, Colorado. Ann Emerg Med. 2015 May; 65(5):545-552.e2. PMID: 25481112.
      View in: PubMed
    81. Harpin S, Ezeanochie N, Bull S. Adolescent Mobile Phone Use and Mobile Phone-Based Health Promotion. Adolesc Med State Art Rev. 2014 Dec; 25(3):631-42. PMID: 27120890.
      View in: PubMed
    82. Ybarra ML, Mwaba K, Prescott TL, Roman NV, Rooi B, Bull S. Opportunities for technology-based HIV prevention programming among high school students in Cape Town, South Africa. AIDS Care. 2014; 26(12):1562-7. PMID: 25022287.
      View in: PubMed
    83. Hampanda K, Ybarra M, Bull S. Perceptions of health care services and HIV-related health-seeking behavior among Uganda adolescents. AIDS Care. 2014; 26(10):1209-17. PMID: 24625122.
      View in: PubMed
    84. Bull SS. Sexually transmitted disease prevention campaigns in the 21st century: new frontiers in social media. Sex Transm Dis. 2014 Mar; 41(3):158-60. PMID: 24521719.
      View in: PubMed
    85. Devine S, Bull S, Dreisbach S, Shlay J. Enhancing a Teen Pregnancy Prevention Program with text messaging: engaging minority youth to develop TOP ? Plus Text. J Adolesc Health. 2014 Mar; 54(3 Suppl):S78-83. PMID: 24560081.
      View in: PubMed
    86. Ybarra ML, Bull SS, Prescott TL, Birungi R. Acceptability and feasibility of CyberSenga: an Internet-based HIV-prevention program for adolescents in Mbarara, Uganda. AIDS Care. 2014 Apr; 26(4):441-7. PMID: 24093828.
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    87. Black SR, Schmiege S, Bull S. Actual versus perceived peer sexual risk behavior in online youth social networks. Transl Behav Med. 2013 Sep; 3(3):312-9. PMID: 24073183.
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    88. Rabin BA, Gaglio B, Sanders T, Nekhlyudov L, Dearing JW, Bull S, Glasgow RE, Marcus A. Predicting cancer prognosis using interactive online tools: a systematic review and implications for cancer care providers. Cancer Epidemiol Biomarkers Prev. 2013 Oct; 22(10):1645-56. PMID: 23956026.
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    89. Ybarra ML, Bull SS, Prescott TL, Korchmaros JD, Bangsberg DR, Kiwanuka JP. Adolescent abstinence and unprotected sex in CyberSenga, an Internet-based HIV prevention program: randomized clinical trial of efficacy. PLoS One. 2013; 8(8):e70083. PMID: 23967069.
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    90. Pettifor A, Bekker LG, Hosek S, DiClemente R, Rosenberg M, Bull SS, Allison S, Delany-Moretlwe S, Kapogiannis BG, Cowan F. Preventing HIV among young people: research priorities for the future. J Acquir Immune Defic Syndr. 2013 Jul; 63 Suppl 2:S155-60. PMID: 23764629.
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    91. Benotsch EG, Martin AM, Snipes DJ, Bull SS. Significant and non-significant associations between technology use and sexual risk: a need for more empirical attention. J Adolesc Health. 2013 Jul; 53(1):147-8. PMID: 23791444.
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    92. Muessig KE, Pike EC, Fowler B, LeGrand S, Parsons JT, Bull SS, Wilson PA, Wohl DA, Hightow-Weidman LB. Putting prevention in their pockets: developing mobile phone-based HIV interventions for black men who have sex with men. AIDS Patient Care STDS. 2013 Apr; 27(4):211-22. PMID: 23565925.
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    93. Ybarra ML, Korchmaros J, Kiwanuka J, Bangsberg DR, Bull S. Examining the applicability of the IMB model in predicting condom use among sexually active secondary school students in Mbarara, Uganda. AIDS Behav. 2013 Mar; 17(3):1116-28. PMID: 22350827.
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    94. Bull SS, Levine DK, Black SR, Schmiege SJ, Santelli J. Social media-delivered sexual health intervention: a cluster randomized controlled trial. Am J Prev Med. 2012 Nov; 43(5):467-74. PMID: 23079168.
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    95. Ybarra ML, Biringi R, Prescott T, Bull SS. Usability and navigability of an HIV/AIDS internet intervention for adolescents in a resource-limited setting. Comput Inform Nurs. 2012 Nov; 30(11):587-95; quiz 596-7. PMID: 22918136.
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    96. Allison S, Bauermeister JA, Bull S, Lightfoot M, Mustanski B, Shegog R, Levine D. The intersection of youth, technology, and new media with sexual health: moving the research agenda forward. J Adolesc Health. 2012 Sep; 51(3):207-12. PMID: 22921129.
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    97. Benotsch EG, Snipes DJ, Martin AM, Bull SS. Sexting, substance use, and sexual risk behavior in young adults. J Adolesc Health. 2013 Mar; 52(3):307-13. PMID: 23299017.
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    98. Ybarra ML, Bull SS, Kiwanuka J, Bangsberg DR, Korchmaros J. Prevalence rates of sexual coercion victimization and perpetration among Uganda adolescents. AIDS Care. 2012; 24(11):1392-400. PMID: 22299764.
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    99. Peterson PN, Campagna EJ, Maravi M, Allen LA, Bull S, Steiner JF, Havranek EP, Dickinson LM, Masoudi FA. Acculturation and outcomes among patients with heart failure. Circ Heart Fail. 2012 Mar 01; 5(2):160-6. PMID: 22247483.
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    100. Gaglio B, Glasgow RE, Bull SS. Do patient preferences for health information vary by health literacy or numeracy? A qualitative assessment. J Health Commun. 2012; 17 Suppl 3:109-21. PMID: 23030565.
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    101. Birungi R, Nabembezi D, Kiwanuka J, Ybarra M, Bull S. Adolescents' perceptions of sexual coercion in Uganda. Afr J AIDS Res. 2011 Dec; 10(4):487-94. PMID: 25865380.
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    102. Clevenger LM, Pyrzanowski J, Curtis CR, Bull S, Crane LA, Barrow JC, Kempe A, Daley MF. Parents' acceptance of adolescent immunizations outside of the traditional medical home. J Adolesc Health. 2011 Aug; 49(2):133-40. PMID: 21783044.
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    103. Mitchell KJ, Bull S, Kiwanuka J, Ybarra ML. Cell phone usage among adolescents in Uganda: acceptability for relaying health information. Health Educ Res. 2011 Oct; 26(5):770-81. PMID: 21536715.
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    104. Wright E, Fortune T, Juzang I, Bull S. Text messaging for HIV prevention with young Black men: formative research and campaign development. AIDS Care. 2011 May; 23(5):534-41. PMID: 21287416.
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    105. Padilla R, Steiner JF, Havranek EP, Beaty B, Davidson AJ, Bull S. A comparison of different measures of acculturation with cardiovascular risk factors in Latinos with hypertension. J Immigr Minor Health. 2011 Apr; 13(2):284-92. PMID: 21221808.
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    106. Levine D, Madsen A, Wright E, Barar RE, Santelli J, Bull S. Formative research on MySpace: online methods to engage hard-to-reach populations. J Health Commun. 2011 Apr; 16(4):448-54. PMID: 21391040.
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    107. Bull SS, Breslin LT, Wright EE, Black SR, Levine D, Santelli JS. Case study: An ethics case study of HIV prevention research on Facebook: the Just/Us study. J Pediatr Psychol. 2011 Nov-Dec; 36(10):1082-92. PMID: 21292724.
      View in: PubMed
    108. Juzang I, Fortune T, Black S, Wright E, Bull S. A pilot programme using mobile phones for HIV prevention. J Telemed Telecare. 2011; 17(3):150-3. PMID: 21270049.
      View in: PubMed
    109. Bull S, Nabembezi D, Birungi R, Kiwanuka J, Ybarra M. Cyber-Senga: Ugandan youth preferences for content in an internet-delivered comprehensive sexuality education programme. East Afr J Public Health. 2010 Mar; 7(1):58-63. PMID: 21413574.
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    110. Pratte K, Whitesell N, McFarlane M, Bull S. Factor analyses of condom attitudes, norms, and self-efficacy measures in diverse samples. J Nurs Meas. 2010; 18(3):153-75. PMID: 21290923.
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    111. Fortune T, Wright E, Juzang I, Bull S. Recruitment, enrollment and retention of young black men for HIV prevention research: experiences from The 411 for Safe Text project. Contemp Clin Trials. 2010 Mar; 31(2):151-6. PMID: 20035899.
      View in: PubMed
    112. Leeman-Castillo B, Beaty B, Raghunath S, Steiner J, Bull S. LUCHAR: using computer technology to battle heart disease among Latinos. Am J Public Health. 2010 Feb; 100(2):272-5. PMID: 20019305.
      View in: PubMed
    113. Pals SL, Beaty BL, Posner SF, Bull SS. Estimates of intraclass correlation for variables related to behavioral HIV/STD prevention in a predominantly African American and Hispanic sample of young women. Health Educ Behav. 2009 Feb; 36(1):182-94. PMID: 19188372.
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    114. Bull S, Pratte K, Whitesell N, Rietmeijer C, McFarlane M. Effects of an Internet-based intervention for HIV prevention: the Youthnet trials. AIDS Behav. 2009 Jun; 13(3):474-87. PMID: 19037719.
      View in: PubMed
    115. Bull SS, Vallejos D, Levine D, Ortiz C. Improving recruitment and retention for an online randomized controlled trial: experience from the Youthnet study. AIDS Care. 2008 Sep; 20(8):887-93. PMID: 18777217.
      View in: PubMed
    116. Myint-U A, Bull S, Greenwood GL, Patterson J, Rietmeijer CA, Vrungos S, Warner L, Moss J, O'Donnell LN. Safe in the city: developing an effective video-based intervention for STD clinic waiting rooms. Health Promot Pract. 2010 May; 11(3):408-17. PMID: 18544663.
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    117. Bull SS, Posner SF, Ortiz C, Beaty B, Benton K, Lin L, Pals SL, Evans T. POWER for reproductive health: results from a social marketing campaign promoting female and male condoms. J Adolesc Health. 2008 Jul; 43(1):71-8. PMID: 18565440.
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    118. Padilla R, Bull S, Raghunath SG, Fernald D, Havranek EP, Steiner JF. Designing a cardiovascular disease prevention web site for Latinos: qualitative community feedback. Health Promot Pract. 2010 Jan; 11(1):140-7. PMID: 18385489.
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    119. Ybarra ML, Bull SS. Current trends in Internet- and cell phone-based HIV prevention and intervention programs. Curr HIV/AIDS Rep. 2007 Dec; 4(4):201-7. PMID: 18366952.
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    120. Ross SE, Nowels CT, Haverhals LM, Bull SS, Lin CT, Main DS. Qualitative assessment of Diabetes-STAR: a patient portal with disease management functions. AMIA Annu Symp Proc. 2007 Oct 11; 1097. PMID: 18694194.
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    121. Eakin EG, Bull SS, Riley KM, Reeves MM, McLaughlin P, Gutierrez S. Resources for health: a primary-care-based diet and physical activity intervention targeting urban Latinos with multiple chronic conditions. Health Psychol. 2007 Jul; 26(4):392-400. PMID: 17605558.
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    122. Bull SS, Phibbs S, Watson S, McFarlane M. What do young adults expect when they go online? Lessons for development of an STD/HIV and pregnancy prevention website. J Med Syst. 2007 Apr; 31(2):149-58. PMID: 17489508.
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    123. Eakin EG, Reeves MM, Bull SS, Riley KM, Floyd S, Glasgow RE. Validation of the Spanish-language version of the chronic illness resources survey. Int J Behav Med. 2007; 14(2):76-85. PMID: 17926435.
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    124. Pequegnat W, Rosser BR, Bowen AM, Bull SS, DiClemente RJ, Bockting WO, Elford J, Fishbein M, Gurak L, Horvath K, Konstan J, Noar SM, Ross MW, Sherr L, Spiegel D, Zimmerman R. Conducting Internet-based HIV/STD prevention survey research: considerations in design and evaluation. AIDS Behav. 2007 Jul; 11(4):505-21. PMID: 17053853.
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    125. Eakin EG, Bull SS, Riley K, Reeves MM, Gutierrez S, McLaughlin P. Recruitment and retention of Latinos in a primary care-based physical activity and diet trial: The Resources for Health study. Health Educ Res. 2007 Jun; 22(3):361-71. PMID: 16963726.
      View in: PubMed
    126. Bull S, Eakin E, Reeves M, Kimberly R. Multi-level support for physical activity and healthy eating. J Adv Nurs. 2006 Jun; 54(5):585-93. PMID: 16722956.
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    127. King DK, Estabrooks PA, Strycker LA, Toobert DJ, Bull SS, Glasgow RE. Outcomes of a multifaceted physical activity regimen as part of a diabetes self-management intervention. Ann Behav Med. 2006 Apr; 31(2):128-37. PMID: 16542127.
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    128. Ross SE, Haverhals LM, Main DS, Bull SS, Pratte K, Lin CT. Adoption and use of an online patient portal for diabetes (Diabetes-STAR). AMIA Annu Symp Proc. 2006; 1080. PMID: 17238699.
      View in: PubMed
    129. Bull SS, Gaglio B, McKay HG, Glasgow RE. Harnessing the potential of the internet to promote chronic illness self-management: diabetes as an example of how well we are doing. Chronic Illn. 2005 Jun; 1(2):143-55. PMID: 17136920.
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    130. Klesges LM, Estabrooks PA, Dzewaltowski DA, Bull SS, Glasgow RE. Beginning with the application in mind: designing and planning health behavior change interventions to enhance dissemination. Ann Behav Med. 2005 Apr; 29 Suppl:66-75. PMID: 15921491.
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    131. Bull SS, Shlay JC. Promoting "dual protection" from pregnancy and sexually transmitted disease: a social ecological approach. Health Promot Pract. 2005 Jan; 6(1):72-80. PMID: 15574531.
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    132. Posner SF, Bull SS, Ortiz C, Evans T. Factors associated with condom use among young Denver inner city women. Prev Med. 2004 Dec; 39(6):1227-33. PMID: 15539060.
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    133. Bull SS, Lloyd L, Rietmeijer C, McFarlane M. Recruitment and retention of an online sample for an HIV prevention intervention targeting men who have sex with men: the Smart Sex Quest Project. AIDS Care. 2004 Nov; 16(8):931-43. PMID: 15511725.
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    134. Bull SS, McFarlane M, Lloyd L, Rietmeijer C. The process of seeking sex partners online and implications for STD/HIV prevention. AIDS Care. 2004 Nov; 16(8):1012-20. PMID: 15511733.
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    135. Glasgow RE, Marcus AC, Bull SS, Wilson KM. Disseminating effective cancer screening interventions. Cancer. 2004 Sep 01; 101(5 Suppl):1239-50. PMID: 15316911.
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    136. Glasgow RE, Bull SS, Piette JD, Steiner JF. Interactive behavior change technology. A partial solution to the competing demands of primary care. Am J Prev Med. 2004 Aug; 27(2 Suppl):80-7. PMID: 15275676.
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    137. McFarlane M, Kachur R, Bull S, Rietmeijer C. Women, the Internet, and sexually transmitted infections. J Womens Health (Larchmt). 2004 Jul-Aug; 13(6):689-94. PMID: 15333283.
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    138. Dzewaltowski DA, Estabrooks PA, Klesges LM, Bull S, Glasgow RE. Behavior change intervention research in community settings: how generalizable are the results? Health Promot Int. 2004 Jun; 19(2):235-45. PMID: 15128715.
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    139. Glasgow RE, Klesges LM, Dzewaltowski DA, Bull SS, Estabrooks P. The future of health behavior change research: what is needed to improve translation of research into health promotion practice? Ann Behav Med. 2004 Feb; 27(1):3-12. PMID: 14979858.
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    140. Bull SS, Posner SF, Ortiz C, Evans T. Knowledge of, attitudes toward, and stage of change for female and male condoms among Denver inner-city women. J Urban Health. 2003 Dec; 80(4):658-66. PMID: 14709713.
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    141. Bull SS, Gillette C, Glasgow RE, Estabrooks P. Work site health promotion research: to what extent can we generalize the results and what is needed to translate research to practice? Health Educ Behav. 2003 Oct; 30(5):537-49. PMID: 14582596.
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    142. Rietmeijer CA, Bull SS, McFarlane M, Patnaik JL, Douglas JM. Risks and benefits of the internet for populations at risk for sexually transmitted infections (STIs): results of an STI clinic survey. Sex Transm Dis. 2003 Jan; 30(1):15-9. PMID: 12514436.
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    143. Glasgow RE, Dzewaltowski DA, Estabrooks PA, Klesges LM, Bull SS. Response from the Behavior Change Consortium Representatives and Translation Work Group: the issue is one of impact, not of world view or preferred approach. Health Educ Res. 2002 Dec; 17(6):696-9. PMID: 12508811.
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    144. McFarlane M, Bull SS, Rietmeijer CA. Young adults on the Internet: risk behaviors for sexually transmitted diseases and HIV(1). J Adolesc Health. 2002 Jul; 31(1):11-6. PMID: 12090960.
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    145. Glasgow RE, Bull SS, Gillette C, Klesges LM, Dzewaltowski DA. Behavior change intervention research in healthcare settings: a review of recent reports with emphasis on external validity. Am J Prev Med. 2002 Jul; 23(1):62-9. PMID: 12093425.
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    146. Fortenberry JD, McFarlane M, Bleakley A, Bull S, Fishbein M, Grimley DM, Malotte CK, Stoner BP. Relationships of stigma and shame to gonorrhea and HIV screening. Am J Public Health. 2002 Mar; 92(3):378-81. PMID: 11867314.
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    147. Eakin EG, Bull SS, Glasgow RE, Mason M. Reaching those most in need: a review of diabetes self-management interventions in disadvantaged populations. Diabetes Metab Res Rev. 2002 Jan-Feb; 18(1):26-35. PMID: 11921415.
      View in: PubMed
    148. Bull SS, McFarlane M, King D. Barriers to STD/HIV prevention on the Internet. Health Educ Res. 2001 Dec; 16(6):661-70. PMID: 11780706.
      View in: PubMed
    149. Bull SS, McFarlane M. Soliciting sex on the Internet: what are the risks for sexually transmitted diseases and HIV? Sex Transm Dis. 2000 Oct; 27(9):545-50. PMID: 11034529.
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    150. Ashley MJ, Cohen J, Bull S, Ferrence R, Poland B, Pederson L, Gao J. Knowledge about tobacco and attitudes toward tobacco control: how different are smokers and nonsmokers? Can J Public Health. 2000 Sep-Oct; 91(5):376-80. PMID: 11089293.
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    151. McFarlane M, Bull SS, Rietmeijer CA. The Internet as a newly emerging risk environment for sexually transmitted diseases. JAMA. 2000 Jul 26; 284(4):443-6. PMID: 10904506.
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    152. Bull SS, Jones CA, Granberry-Owens D, Stoner BP, Rietmeijer CA. Acceptability and feasibility of urine screening for Chlamydia and gonorrhea in community organizations: perspectives from Denver and St Louis. Am J Public Health. 2000 Feb; 90(2):285-6. PMID: 10667194.
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    153. Bull SS, Rietmeijer C, Fortenberry JD, Stoner B, Malotte K, VanDevanter N, Middlestadt SE, Hook EW. Practice patterns for the elicitation of sexual history, education, and counseling among providers of STD services: results from the gonorrhea community action project (GCAP). Sex Transm Dis. 1999 Nov; 26(10):584-9. PMID: 10560723.
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    154. Rietmeijer CA, Bull SS, Ortiz CG, Leroux T, Douglas JM. Patterns of general health care and STD services use among high-risk youth in Denver participating in community-based urine chlamydia screening. Sex Transm Dis. 1998 Oct; 25(9):457-63. PMID: 9800256.
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    155. Bull S, Hogue CJ. Exploratory analysis of factors associated with teens' repeated childbearing. J Health Care Poor Underserved. 1998 Feb; 9(1):42-61. PMID: 10073193.
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    156. Bull SS, Mel?an M. Contraception and culture: the use of yuyos in Paraguay. Health Care Women Int. 1998 Jan-Feb; 19(1):49-60. PMID: 9479094.
      View in: PubMed
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