Ahmed Saifuddin, Tunçalp Özge
Department of Population, Family and Reproductive Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD 21205, USA.
Department of Reproductive Health and Research, Development and Research Training in Human Reproduction, WHO, Geneva, Switzerland.
Lancet Glob Health. 2015 May;3(5):e243-4. doi: 10.1016/S2214-109X(15)70105-1.