title: A historical perspective on upper endoscopy at Rhode Island Hospital.
authors.affiliation: Rhode Island Hospital, USA. jdimase@yahoo.com
authors.forename: Joseph D
authors.initials: JD
authors.lastname: DiMase
authors.forename: Walter
authors.initials: W
authors.lastname: Thayer
mesh_terms: D016099:Endoscopy, Gastrointestinal / Q000266:history*; D020699:Gastroscopes / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D012237:Rhode Island