title: The use of antimuscarinic drugs in upper gastrointestinal tract endoscopy.
mesh_terms: D004064:Digestive System / Q000033:anatomy & histology / Q000187:drug effects*; D004724:Endoscopy; D006801:Humans; D010276:Parasympatholytics / Q000494:pharmacology*
chemical_list: D010276:Parasympatholytics