1. The Esophageal and Swallowing Center, Division of Gastroenterology and Hepatology, MetroHealth Medical System Case Western Reserve University Cleveland Ohio USA
2. Division of Gastroenterology, Hepatology, and Nutrition Vanderbilt University Medical Center Nashville Tennessee USA
3. Department of Gastroenterology and Hepatology Kansas City VA Medical Center Kansas City Missouri USA
4. Department of Gastroenterology and Hepatology University of Kansas School of Medicine Kansas City Kansas USA
5. Division of Gastroenterology, Center for Esophageal Diseases University of California San Diego California USA
6. Phathom Pharmaceuticals Research and Development Buffalo Grove Illinois USA
7. Division of Gastroenterology Farncombe Family Digestive Health Research Institute, McMaster University Hamilton Ontario Canada