Portela Anayda, Tunçalp Özge, Norris Susan L
Department of Maternal, Newborn, Child and Adolescent Health, World Health Organization, avenue Appia 20, 1211 Geneva 27, Switzerland.
Department of Reproductive Health and Research, World Health Organization, Geneva, Switzerland.
Bull World Health Organ. 2019 Apr 1;97(4):247-247A. doi: 10.2471/BLT.19.230987.