1. Division of Gastroenterology, Hepatology, and Nutrition, Department of Pediatrics, Baylor College of Medicine, Houston, Texas
2. Cystic Fibrosis Foundation Therapeutics Development Network Coordinating Center, Seattle Children’s Research Institute, Seattle, Washington3Division of Pulmonary and Sleep Medicine, Department of Pediatrics, University of Washington, Seattle
3. Department of Pediatrics, University of Buffalo, Buffalo, New York5Cystic Fibrosis Foundation, Bethesda, Maryland
4. Division of Gastroenterology/Nutrition, Department of Pediatrics, University of Rochester, Rochester, New York
5. Cystic Fibrosis Foundation Therapeutics Development Network Coordinating Center, Seattle Children’s Research Institute, Seattle, Washington
6. Division of Gastroenterology and Nutrition, Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio8Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati, Ohio
7. Department of Pediatrics, University of Alabama at Birmingham