1. Seattle Children's Hospital and University of Washington School of Medicine
2. CCHMC: Cincinnati Children's Hospital Medical Center
3. BCM: Baylor College of Medicine
4. Boston Children's Hospital Division of Immunology
5. Emory University School of Medicine
6. Duke-NUS Medical School
7. SickKids: The Hospital for Sick Children
8. UMDNJ RWJMS: Rutgers Robert Wood Johnson Medical School