1. Electronic fetal heart rate monitoring and its relationship to neonatal and infant mortality in the United States;HY Chen;Am J Obstet Gynecol,2011
2. Public Health Agency of Canada. What Mothers Say: The Canadian Maternity Experiences Survey. Ottawa, 2009. Available at: http://www.publichealth.gc.ca/mes. Accessed October 30, 2017.
3. Computerised interpretation of the fetal heart rate during labour: a randomised controlled trial (INFANT);P Brocklehurst;Health Technol Assess,2018
4. National Collaborating Centre for Women's and Children's Health (UK). Intrapartum Care: Care of Healthy Women and Their Babies During Childbirth. NICE Clinical Guidelines, No. 190. London: National Institute for Health and Care Excellence (UK); 2014.
5. NICE: Intrapartum care for healthy women and babies (CG190). Feb 2017. Available from https://www.nice.org.uk/guidance/cg190 Cited 08 June 2019.