title: [A comparison between butorphanol and pentazocine as analgesics in modified neuroleptanesthesia].
mesh_terms: D000328:Adult; D002077:Butorphanol; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009019:Morphinans; D009458:Neuroleptanalgesia / Q000379:methods*; D010423:Pentazocine
chemical_list: D009019:Morphinans; D002077:Butorphanol; D010423:Pentazocine