1. Department of Radiology, Cincinnati Children's Hospital Medical Center, MLC 5031, 3333 Burnet Ave, Cincinnati, OH 45229-3026.
2. Department of Radiology, University of Cincinnati College of Medicine, Cincinnati, OH.
3. Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati, OH.
4. Division of Pediatric Gastroenterology, Hepatology and Nutrition, Cincinnati Children's Hospital Medical Center, Cincinnati, OH.
5. Department of Radiology, The Children's Hospital of Philadelphia, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA.
6. Department of Radiology and Imaging Sciences, Riley Hospital for Children, Indiana University School of Medicine, Indianapolis, IN.
7. Department of Radiology, M Health Fairview University of Minnesota Masonic Children's Hospital, Minneapolis, MN.
8. Department of Radiology and Biomedical Imaging, University of California San Francisco Benioff Children's Hospital, San Francisco, CA.
9. Department of Radiology, Nationwide Children's Hospital, Columbus, OH.
10. Department of Radiology, University of Pittsburgh Medical Center, Pittsburgh, PA.
11. Department of Pediatric Radiology, University of Pittsburgh Medical Center Children's Hospital of Pittsburgh, Pittsburgh, PA.
12. Department of Pediatric Gastroenterology, Hepatology, and Nutrition, University of Pittsburgh Medical Center Children's Hospital of Pittsburgh, Pittsburgh, PA.
13. Division of Gastroenterology, Hepatology, and Nutrition, Nationwide Children's Hospital, Columbus, OH.
14. Department of Pediatrics, The Ohio State University College of Medicine, Columbus, OH.
15. Pediatric Gastroenterology, Hepatology and Nutrition, The Children's Hospital of Philadelphia, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA.
16. Division of Pediatric Gastroenterology, Hepatology & Nutrition, Riley Hospital for Children, Indiana University School of Medicine, Indianapolis, IN.
17. Department of Pediatrics, University of California San Francisco, San Francisco, CA.
18. Department of Epidemiology and Biostatistics, University of California San Francisco, San Francisco, CA.
19. Department of Pediatrics, University of Minnesota Masonic Children's Hospital, Minneapolis, MN.
20. Division of Biostatistics and Epidemiology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH.
21. Division of Digestive Diseases and Nutrition, National Institute of Diabetes and Digestive and Kidney Diseases, NIH, Bethesda, MD.
22. Department of Pediatrics, Washington University School of Medicine, St. Louis, MO.
23. Division of Gastroenterology, Hepatology, Pancreatology and Nutrition, Stead Family Department of Pediatrics, The University of Iowa, Iowa City, IA.