Article
Patient-controlled intranasal fentanyl analgesia: a pilot study to assess practicality and tolerability during childbirth.
Int J Obstet Anesth. 2015 May 1;24(2):117-23.
Letter
Pharmacokinetics of intranasal fentanyl in parturient.
Br J Anaesth. 2015 Oct 1;115(4):635-6.
Randomized Controlled Trial
A comparison of fentanyl with pethidine for pain relief during childbirth: a randomised controlled trial.
BJOG. 2015 Jun 1;122(7):983-92.