1. Columbia University Vagelos College of Physicians and Surgeons New York New York
2. Department of Dermatology Columbia University Irving Medical Center New York New York
3. Cincinnati Children's Hospital Medical Center Cincinnati Ohio
4. Departments of Dermatology and Pediatrics University of Colorado School of Medicine Aurora Colorado
5. Section of Dermatology Division of Paediatric Medicine Hospital for Sick Children Toronto Ontario Canada
6. Division of Dermatology Department of Medicine University of Massachusetts Medical School Worcester Massachusetts
7. CHU Sainte‐Justine University of Montreal Montreal Quebec Canada
8. Departments of Dermatology and Pediatrics Columbia University Irving Medical Center New York New York
9. Departments of Pediatrics and Dermatology University of California San Diego San Diego California
10. Department of Dermatology University of Minnesota Medical School Minneapolis Minnesota
11. Department of Pediatric Dermatology Children's Hospital San Antonio San Antonio Texas
12. Department of Dermatology University of Miami Miller School of Medicine Miami Florida
13. Section of Pediatric Dermatology The Children's Hospital of Philadelphia Philadelphia Pennsylvania
14. Departments of Pediatrics and Medicine (Dermatology) Dell Medical School University of Texas Austin Texas
15. Department of Pediatric Dermatology Dell Children's Medical Center Austin Texas
16. Department of Dermatology State University of New York Downstate Medical Center Brooklyn New York