title: [Studies of the effects of preanesthetic drugs. 2. Assessment of the effects of the drugs and the factors affecting the results].
mesh_terms: D000328:Adult; D000368:Aged; D001285:Atropine; D002986:Clinical Trials as Topic; D004329:Droperidol; D004341:Drug Evaluation; D005260:Female; D006801:Humans; D008297:Male; D008614:Meperidine; D008875:Middle Aged; D010423:Pentazocine; D010919:Placebos; D011229:Preanesthetic Medication; D012601:Scopolamine
chemical_list: D010919:Placebos; D001285:Atropine; D008614:Meperidine; D012601:Scopolamine; D004329:Droperidol; D010423:Pentazocine