1. Division of Addiction Medicine, Boston Children’s Hospital, Boston, Massachusetts
2. Department of Pediatrics, Harvard Medical School, Boston, Massachusetts
3. Center for Clinical Trials Network, National Institute on Drug Abuse, Bethesda, Maryland
4. Emmes Company, Rockville, Maryland
5. Division of General Pediatrics, Boston Children’s Hospital, Boston, Massachusetts
6. Friends Research Institute, Baltimore, Maryland
7. Department of Psychiatry, Harvard Medical School, Boston, Massachusetts
8. Division of Alcohol, Drugs, and Addiction, McLean Hospital, Belmont, Massachusetts
9. Division of Adolescent and Young Adult Medicine, Boston Children’s Hospital, Boston, Massachusetts
10. Computational Health Informatics Program, Boston Children’s Hospital, Boston, Massachusetts