1Endoscopy Unit, Gastroenterology Department, Hospital Universitario de Navarra (HUN) Navarrabiomed, Universidad Pública de Navarra (UPNA), IdiSNA, Pamplona, Spain;
2Gastrointestinal Endoscopy Research Unit, Navarrabiomed, Hospital Universitario de Navarra (HUN), Universidad Pública de Navarra (UPNA), IdiSNA, Pamplona, Spain;
3Department of Gastroenterology and Hepatology, Hospital Universitario Ramón y Cajal, Universidad de Alcalá, IRYCIS, Madrid, Spain;
4Endoscopy Unit, University and Polytechnic Hospital La Fe/IIS-La Fe, Valencia, Spain;
5Digestive Diseases Department, Althaia Xarxa Assistencial Universitària de Manresa, Manresa, Spain;
6Institut Hospital del Mar d'Investigacions Mèdiques-IMIM, Barcelona, Spain; and
7Dartmouth Geisel School of Medicine and The Dartmouth Institute, Hanover, New Hampshire, USA; Department of Gastroenterology, Veterans Administration Medical Center, White River Junction, Vermont, USA; Department of Gastroenterology, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire, USA.
Correspondence: Eduardo Albéniz, MD, PhD. E-mail: [email protected]. Heiko Pohl, MD. E-mail: [email protected].
SUPPLEMENTARY MATERIAL accompanies this paper at https://links.lww.com/AJG/C525, https://links.lww.com/AJG/C526