The RESPITE trial: remifentanil intravenously administered patient-controlled analgesia (PCA) versus pethidine intramuscular injection for pain relief in labour: study protocol for a randomised controlled trial.
Matthew WilsonChristine MacArthurFang Gao SmithLeanne HomerKelly HandleyJane P Danielsnull nullPublished in: Trials (2016)
Current Controlled Trials registration number: ISRCTN29654603 . Registered on 23 July 2013.