1 Initiative for Multipurpose Prevention Technologies, CAMI Health, Public Health Institute, Sacramento, California, USA.
2 UNDP-UNFPA-UNICEF-WHO-World Bank Special Programme of Research, Development and Research Training in Human Reproduction (HRP), World Health Organization, Geneva, Switzerland.
3 Reproductive Health Product Innovation & Introduction, FHI 360, Durham, North Carolina, USA.
4 Department of Obstetrics, Gynecology and Reproductive Sciences, University of California, San Francisco, California, USA.
5 Department of Obstetrics, Gynecology, and Reproductive Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.
6 Magee-Womens Research Institute, Pittsburgh, Pennsylvania, USA.