1. Division of Endocrinology, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, Illinois.
2. Department of Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
3. Division of Urology, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, Illinois.
4. Department of Urology, Center for Healthcare Studies, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
5. Division of Adolescent Medicine, Department of Child and Adolescent Psychiatry, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, Illinois.
6. Department of Psychiatry & Behavioral Sciences, Northwestern University Feinberg School of Medicine Chicago, Chicago, Illinois.
7. Division of Hematology/Oncology, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, Illinois.
8. Department of Obstetrics and Gynecology, Alden March Bioethics Institute, Albany Medical College, Albany, New York.
9. Division of Endocrinology, Department of Pediatrics, Children's Mercy Hospital, University of Missouri-Kansas City School of Medicine, Kansas City, Missouri.
10. Division of Urology, Seattle Children's Hospital, Department of Urology, University of Washington Seattle, Seattle, Washington.
11. Department of Obstetrics and Gynecology, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
12. Department of Obstetrics and Gynecology, University of Michigan Medical School, Ann Arbor, Michigan.
13. Division of Adolescent Medicine, Department of Pediatrics, The Hospital for Sick Children, University of Toronto, Toronto, Canada.
14. Division of Adolescent Medicine, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, Illinois.
15. Department of Health Outcomes and Behavior, H. Lee Moffitt Cancer Center, Tampa, Florida.
16. Division of Endocrinology, Department of Pediatrics, Seattle Children's Hospital, University of Washington Seattle, Seattle, Washington.
17. Division of Pediatric and Adolescent Gynecology, Department of Obstetrics and Gynecology, MedStar Washington Hospital Center/Children's National Health System, Washington, District of Columbia.
18. Division of Pediatric Surgery, Department of Surgery, Ann & Robert H. Lurie Children's Hospital of Chicago, Northwestern Feinberg School of Medicine, Chicago, Illinois.