title: Death of patient participating in trial of oral morphine for relief of postoperative pain.
mesh_terms: D000284:Administration, Oral; D000368:Aged; D002986:Clinical Trials as Topic / Q000592:standards*; D005260:Female; D006801:Humans; D008318:Malpractice / Q000331:legislation & jurisprudence*; D009020:Morphine / Q000009:adverse effects*; D010149:Postoperative Pain / Q000188:drug therapy*; D006113:United Kingdom
chemical_list: D009020:Morphine