University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences, Kenya Medical Research Institute (KEMRI) - Centre for Microbiology Research, University of South Carolina - Arnold School of Public Health, University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences, University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences, University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences, Kenya Medical Research Institute (KEMRI) - Centre for Microbiology Research, KickStart International, University of California, Davis - Department of Land, Air and Water Resources, University of Pennsylvania - Department of Medical Ethics and Health Policy, University of Washington, Bothell - 8School of Nursing and Health Studies, University of California, San Francisco (UCSF) - Department of Epidemiology and Biostatistics, University of Connecticut - Institute for Collaboration on Health, Intervention, and Policy, University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences and University of California, San Francisco (UCSF) - Department of Medicine

University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences, Kenya Medical Research Institute (KEMRI) - Centre for Microbiology Research, University of South Carolina - Arnold School of Public Health, University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences, University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences, University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences, Kenya Medical Research Institute (KEMRI) - Centre for Microbiology Research, KickStart International, University of California, Davis - Department of Land, Air and Water Resources, University of Pennsylvania - Department of Medical Ethics and Health Policy, University of Washington, Bothell - 8School of Nursing and Health Studies, University of California, San Francisco (UCSF) - Department of Epidemiology and Biostatistics, University of Connecticut - Institute for Collaboration on Health, Intervention, and Policy, University of California, San Francisco (UCSF) - Department of Obstetrics, Gynecology & Reproductive Sciences and University of California, San Francisco (UCSF) - Department of Medicine