Management of postoperative pain.
D000328:Adult; D000368:Aged; D002763:Cholecystectomy; D005260:Female; D006801:Humans; D007263:Infusions, Parenteral; D008171:Lung Diseases / Q000209:etiology / Q000517:prevention & control; D008297:Male; D008875:Middle Aged; D009020:Morphine / Q000008:administration & dosage*; D010149:Postoperative Pain / Q000188:drug therapy*; D011183:Postoperative Complications / Q000209:etiology
D009020:Morphine