title: Reply to Letter to the Editor of Digestive Endoscopy.
authors.affiliation: Department of Gastroenterology, Peking Union Medical College Hospital, Beijing, China.
authors.forename: Yunlu
authors.identifier: 0000-0002-2761-100X
authors.initials: Y
authors.lastname: Feng
authors.affiliation: Center for Interventional Endoscopy, Florida Hospital Orlando, Orlando, USA.
authors.forename: Xiang
authors.initials: X
authors.lastname: Zhu
authors.affiliation: Department of Gastroenterology, Peking Union Medical College Hospital, Beijing, China.
authors.forename: Aiming
authors.initials: A
authors.lastname: Yang
mesh_terms: D016099:Endoscopy, Gastrointestinal; D006801:Humans