title: Postoperative pain relief. Use of an on-demand analgesia computer (ODAC) and a comparison of the rate of use of fentanyl and alfentanyl.
mesh_terms: D000005:Abdomen / Q000601:surgery; D015760:Alfentanil; D000701:Analgesics, Opioid / Q000008:administration & dosage* / Q000627:therapeutic use; D003201:Computers; D005260:Female; D005283:Fentanyl / Q000008:administration & dosage* / Q000031:analogs & derivatives* / Q000627:therapeutic use; D006801:Humans; D008297:Male; D010149:Postoperative Pain / Q000188:drug therapy*
chemical_list: D000701:Analgesics, Opioid; D015760:Alfentanil; D005283:Fentanyl