title: [Inflammatory bowel diseases: diagnosis and physiopathology. 3. Endoscopy and diagnosis].
authors.forename: H
authors.initials: H
authors.lastname: Niwa
mesh_terms: D016099:Endoscopy, Gastrointestinal / Q000379:methods*; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000175:diagnosis*