title: [Endoscopic-bioptic studies of the digestive mucosa in pathology caused by drugs].
mesh_terms: D001706:Biopsy; D064420:Drug-Related Side Effects and Adverse Reactions; D004724:Endoscopy; D005753:Gastric Mucosa / Q000187:drug effects* / Q000473:pathology; D005767:Gastrointestinal Diseases / Q000139:chemically induced* / Q000473:pathology; D006801:Humans; D007413:Intestinal Mucosa / Q000187:drug effects* / Q000473:pathology