1. World Health Organization (WHO), UNICEF, UNFPA, The World Bank, UNDP. Trends in Maternal Mortality: 1990-2015. World Health Organization; 2015. Available from:
http://apps.who.int/iris/bitstream/10665/193994/1/WHO_RHR_15.23_eng.pdf?ua=1
2. Miller S, Belizán J. The true cost of maternal death: individual tragedy impacts family, community and nations. Reprod Health. 2015;12:56.
3. de Bernis L, Sherratt D, AbouZahr C, Ven Lerberghe W. Skilled attendants for pregnancy, childbirth and postnatal care. Br Med Bull. 2003;67:39–57.
4. van den Broek N. Content and quality – integrated, holistic, one-stop antenatal care is needed for all. BJOG. 2016;123:558.
5. The Partnership for Maternal, Newborn & Child Health. A Global Review of the Key Interventions Related to Reproductive, Maternal, Newborn and Child Health (RMNCH). Geneva, Switzerland: PMNCH; 2015. Available from:
http://www.who.int/pmnch/knowledge/publications/201112_essential_interventions/en/