Tunçalp Ö, Souza J P
HRP-UNDP/UNFPA/UNICEF/WHO/World Bank Special Programme of Research, Development and Research Training in Human Reproduction, Department of Reproductive Health and Research, World Health Organization, Geneva, Switzerland.
BJOG. 2014 Sep;121 Suppl 4:102-4. doi: 10.1111/1471-0528.12868.