Patient-controlled analgesia with alfentanil for outpatient lithotripsy.
Mackenzie
J
J
D015760:Alfentanil; D000556:Ambulatory Surgical Procedures; D016058:Analgesia, Patient-Controlled; D006801:Humans; D007669:Kidney Calculi / Q000628:therapy; D008096:Lithotripsy
D015760:Alfentanil