1. Division of Adolescent and School Health, National Center for HIV/AIDS, Viral Hepatitis, Sexually Transmitted Disease (STD), and Tuberculosis (TB) Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia
2. Division of Adolescent Medicine, Boston Children’s Hospital, Boston, Massachusetts
3. Department of Pediatrics, Harvard Medical School, Boston, Massachusetts
4. Department of Social and Behavioral Sciences, Harvard T. H. Chan School of Public Health, Boston, Massachusetts