title: Endoscopic gastritis and duodenitis.
authors.affiliation: Academic Medical Centre, Amsterdam, The Netherlands.
authors.forename: G N
authors.initials: GN
authors.lastname: Tytgat
mesh_terms: D001706:Biopsy; D004382:Duodenitis / Q000175:diagnosis* / Q000473:pathology; D004384:Duodenoscopy; D004386:Duodenum / Q000473:pathology; D016099:Endoscopy, Gastrointestinal; D005753:Gastric Mucosa / Q000473:pathology; D005756:Gastritis / Q000150:complications / Q000175:diagnosis* / Q000473:pathology; D005773:Gastroscopy; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications