title: Crohn's disease of the upper gastrointestinal tract.
authors.affiliation: Department of Internal Medicine II, Municipal Hospital, Offenbach/Main, Germany.
authors.forename: H
authors.initials: H
authors.lastname: Dancygier
authors.forename: B
authors.initials: B
authors.lastname: Frick
mesh_terms: D003424:Crohn Disease / Q000175:diagnosis* / Q000473:pathology; D004378:Duodenal Diseases / Q000175:diagnosis* / Q000473:pathology; D016145:Endoscopy, Digestive System; D004935:Esophageal Diseases / Q000175:diagnosis* / Q000473:pathology; D004947:Esophagus / Q000473:pathology; D006801:Humans; D013272:Stomach Diseases / Q000175:diagnosis* / Q000473:pathology