Stenglin Maree, Foureur Maralyn
Centre for Midwifery, Child and Family Health, Faculty of Health, University of Technology-Sydney, Broadway, NSW 2007, Sydney, Australia.
Midwifery. 2013 Aug;29(8):819-25. doi: 10.1016/j.midw.2013.04.005. Epub 2013 May 24.