title: [Double-blind evaluation of a benzodiazepine compound (lorazepam) as premedication in upper digestive endoscopy].
mesh_terms: D014151:Anti-Anxiety Agents / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D004064:Digestive System; D004311:Double-Blind Method; D004724:Endoscopy; D005260:Female; D006801:Humans; D008140:Lorazepam / Q000627:therapeutic use*; D008297:Male; D008614:Meperidine / Q000627:therapeutic use*; D011292:Premedication
chemical_list: D014151:Anti-Anxiety Agents; D008614:Meperidine; D008140:Lorazepam
vernacular_title: Evaluación doble-ciego al azar de un benzodiazepínico (lorazepán) como premedicación en endoscopia digestiva superior (1).