title: [Effects of intrathecal beta-endorphin and morphine on post-operative pain (author's transl)].
mesh_terms: D000328:Adult; D004723:Endorphins / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D007278:Injections, Spinal; D008875:Middle Aged; D009020:Morphine / Q000008:administration & dosage*; D010149:Postoperative Pain / Q000188:drug therapy*; D001615:beta-Endorphin
chemical_list: D004723:Endorphins; D001615:beta-Endorphin; D009020:Morphine