Affiliation: | 1. Division of Gastroenterology, Hepatology, and Nutrition, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, Ohio;3. Division of Gastroenterology, Hospital of the University of Pennsylvania, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania;4. PharmaGenesis London, London, United Kingdom;6. Shire, Zug, Switzerland;5. Center for Esophageal Diseases and Swallowing, University of North Carolina School of Medicine, Chapel Hill, North Carolina |