1. Division of Dermatology; Washington University School of Medicine; St. Louis Missouri
2. Division of Endocrinology and Diabetes; Children's Hospital of Philadelphia; Philadelphia Pennsylvania
3. Department of Dermatology; Rush University Medical Center; Chicago Illinois
4. Division of Pediatric General, Thoracic and Fetal Surgery; Children's Hospital of Philadelphia; Philadelphia Pennsylvania
5. Section of Pediatric Dermatology; Children's Hospital of Philadelphia; Philadelphia Pennsylvania
6. Department of Pediatrics; Perelman School of Medicine; University of Pennsylvania; Philadelphia Pennsylvania
7. Department of Dermatology; Perelman School of Medicine; University of Pennsylvania; Philadelphia Pennsylvania
8. Department of Dermatology; Hospital of the University of Pennsylvania; Philadelphia Pennsylvania