1. Department of Biostatistics and EpidemiologyPerelman School of Medicine, University of PennsylvaniaPhiladelphiaPAUSA
2. Division of Human GeneticsChildren's Hospital of PhiladelphiaPhiladelphiaPAUSA
3. Biostatistics and Data Management CoreChildren's Hospital of PhiladelphiaPhiladelphiaPAUSA
4. Department of PediatricsPerelman School of Medicine, University of PennsylvaniaPhiladelphiaPAUSA
5. Division of Endocrinology and DiabetesThe Children's Hospital of PhiladelphiaPhiladelphia
6. Division of General and Community PediatricsCincinnati Children's Hospital Medical CenterCincinnatiOHUSA
7. Division of Endocrinology, Department of MedicineCreighton UniversityOmahaNEUSA
8. Department of RadiologyChildren's Hospital Los AngelesLos AngelesCAUSA
9. Division of Pediatric EndocrinologyDiabetes, and Metabolism, Department of Pediatrics, Columbia University Medical CenterNew YorkNYUSA
10. Department of RadiologyUniversity of California San FranciscoSan FranciscoCAUSA
11. Division of GastroenterologyHepatology and Nutrition, The Children's Hospital of PhiladelphiaPhiladelphiaPAUSA