Funding for this research was provided by:
National Institutes of Health (K24HD54314, K01AI116298, R01HD080460, K12HD001264)
Society of Family Planning
Received: 13 February 2019
Accepted: 5 November 2019
First Online: 21 November 2019
Ethics approval and consent to participate
: Institutional Review Board approval for this study and the consent forms associated with the study was obtained from the University of Washington (42621) on 6/6/2013 and the Kenyatta National Hospital/University of Nairobi Ethics Review Committee (ERC) (P310/06/2012) on 9/21/2012. All particpants participated in the informed consent process and provided written consent.
: Not applicable.
: The authors declare that they have no competing interests.