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