title: [Unnecessary endoscopy and biopsy].
mesh_terms: D001706:Biopsy; D005767:Gastrointestinal Diseases / Q000473:pathology; D005773:Gastroscopy; D005860:Germany, West; D006801:Humans; D011795:Surveys and Questionnaires
vernacular_title: Unnötige Endoskopie und Biopsie.