1. ACOG Practice Bulletin: Clinical Management Guidelines for Obstetrician-Gynecologists Number 76, October 2006: Postpartum Hemorrhage;American College of Obstetricians and Gynecologists;Obstet Gynecol,2006
2. A prospective, double-blind, randomized comparison of prophylactic intramyometrial 15-methyl prostaglandin F2 alpha, 125micrograms, and intravenous oxytocin, 20 units, for the control of blood loss at elective cesarean section;Chou;Am J Obstet Gynecol,1994
3. Confidential enquiries into maternal deaths, 1997–1999;Cooper;Br J Anaesth,2002
4. Royal College of Obstetrics and Gynaecology. Postpartum hemorrhage prevention and management. Green-top guideline 52. London: RCOG press, 2009. https://www.rcog.org.uk/en/guidelines-research-services/guidelines/gtg52/ [accessed March 2015].
5. Impact of dose-finding studies on administration of oxytocin during cesarean section in the U.K;West;Anaesthesia,2013