Maselli DJ, Bhatt SP, Anzueto A, Bowler RP, DeMeo DL, Diaz AA, Dransfield MT, Fawzy A, Foreman MG, Hanania NA, Hersh CP, Kim V, Kinney GL, Putcha N, Wan ES, Wells JM, Westney GE, Young KA, Silverman EK, Han MK, Make BJ. Clinical Epidemiology of COPD: Insights From 10 Years of the COPDGene Study. Chest. 2019 08; 156(2):228-238.