title: Severe pain in gynecologic cancer. Trial of pentazocine, morphine, and a placebo.
mesh_terms: D000328:Adult; D000368:Aged; D000700:Analgesics / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D005069:Evaluation Studies as Topic; D005260:Female; D005833:Genital Neoplasms, Female / Q000188:drug therapy*; D006261:Headache / Q000139:chemically induced; D006801:Humans; D008875:Middle Aged; D009020:Morphine / Q000009:adverse effects / Q000627:therapeutic use*; D010146:Pain / Q000188:drug therapy; D010166:Palliative Care; D010423:Pentazocine / Q000009:adverse effects / Q000627:therapeutic use*; D010919:Placebos / Q000009:adverse effects
chemical_list: D000700:Analgesics; D010919:Placebos; D009020:Morphine; D010423:Pentazocine