1. Boston Children’s Hospital and Harvard Medical School Boston Massachusetts
2. UPMC Children’s Hospital of Pittsburgh and University of Pittsburgh Pittsburgh Pennsylvania
3. Morgan Stanley Children’s Hospital and Columbia University New York New York
4. Joseph M. Sanzari Children’s Hospital at Hackensack University Medical Center and Hackensack Meridian School of Medicine Hackensack New Jersey
5. Children’s Hospital of Philadelphia and University of Pennsylvania Perelman School of Medicine
6. Columbia University Irving Medical Center New York New York
7. University of Pittsburgh School of Medicine Pittsburgh Pennsylvania
8. Cincinnati Children’s Hospital Medical Center and University of Cincinnati College of Medicine Cincinnati Ohio
9. Johns Hopkins University School of Medicine Baltimore Maryland
10. University of California San Diego and Rady Children’s Hospital San Diego
11. The Hospital for Sick Children and University of Toronto Toronto Ontario Canada
12. University of Alabama at Birmingham Birmingham
13. American College of Rheumatology Atlanta Georgia
14. University of Texas Southwestern Medical Center Dallas