Funding for this research was provided by:
Eunice Kennedy Shriver National Institute of Child Health and Human Development (HD057533)
Article History
First Online: 23 January 2019
Compliance with Ethical Standards
:
: Drs. Cassels, Jenness, and Biney declare that we have no conflict of interest.
: The Institutional Review Boards of the University of Washington and the Noguchi Memorial Institute for Medical Research, University of Ghana, approved the study protocols. Informed consent was obtained from all individual participants included in the study.