Tunçalp Ӧ, Pena-Rosas J P, Lawrie T, Bucagu M, Oladapo O T, Portela A, Metin Gülmezoglu A
Department of Reproductive Health and Research including UNDP/UNFPA/UNICEF/WHO/World Bank Special Programme of Research, Development and Research Training in Human Reproduction (HRP), World Health Organization, Geneva, Switzerland.
Department of Nutrition for Health and Development, World Health Organization, Geneva, Switzerland.
BJOG. 2017 May;124(6):860-862. doi: 10.1111/1471-0528.14599. Epub 2017 Mar 9.