Improving pain control for lap choles.
D000700:Analgesics / Q000627:therapeutic use*; D017081:Cholecystectomy, Laparoscopic / Q000009:adverse effects*; D006801:Humans; D010149:Postoperative Pain / Q000188:drug therapy*; D013531:Surgicenters / Q000592:standards*; D014481:United States
D000700:Analgesics