PEDIATRIC ANESTHESIA, cilt.15, sa.11, ss.979-984, 2005 (SCI-Expanded)
Background: Tramadol is an alternative to other opioids for postoperative pain management. This prospective, randomized, double-blind study was designed to compare the analgesic efficacy of patient-controlled tramadol with patient-controlled morphine for postoperative pain after tonsillectomy in children.