1 Division of Gastroenterology and Hepatology, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
2 Division of Pathology and Laboratory Medicine, Cincinnati Children's Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, Ohio.
3 Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota.
4 Division of Gastroenterology, Hepatology and Nutrition, Cincinnati Children's Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, Ohio.
5 Division of Gastroenterology, University of Pennsylvania Perelman School of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania.
6 Shire Human Genetic Therapies, Inc, a Takeda company, Lexington, Massachusetts.
7 Shire Human Genetic Therapies, Inc, a Takeda company, Cambridge, Massachusetts.
8 Center for Esophageal Diseases and Swallowing, Division of Gastroenterology and Hepatology, Department of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.