Evaluation of statewide teen pregnancy prevention initiatives: challenges, methods, and lessons learned.
Reininger BM, Vincent M, Griffin SF, Valois RF, Taylor D, Parra-Medina D, Evans A, Rousseau M. Evaluation of statewide teen pregnancy prevention initiatives: challenges, methods, and lessons learned. Health Promot Pract. 2003 Jul; 4(3):323-35.