1. Division of Adolescent and Young Adult Medicine, Mass General for Children, Boston, Massachusetts
2. Department of Pediatrics, Harvard Medical School, Boston, Massachusetts
3. Department of Research, American Academy of Pediatrics, Itasca, Illinois
4. Department of Psychiatry, University of Nebraska Medical Center, Omaha
5. Department of Emergency Medicine, Yale School of Medicine, New Haven, Connecticut
6. Department of Pediatrics, Yale School of Medicine, New Haven, Connecticut