1. Division of General Academic Pediatrics, MassGeneral for Children, Boston, Massachusetts
2. MGH Tobacco Research and Treatment Center, Boston, Massachusetts
3. Harvard Medical School, Boston, Massachusetts
4. American Academy of Pediatrics, Richmond Center, Itasca, Illinois
5. Center for Addiction Medicine, Department of Psychiatry, Massachusetts General Hospital, Boston
6. Division of Addiction Medicine, Boston Children’s Hospital, Boston, Massachusetts