Funding for this research was provided by:
National Institute of Child Health and Human Development (F31 HD088070-01A1)
National Eye Institute (U10 EY016214)
National Heart, Lung, and Blood Institute (R01 HL105770)
Received: 30 April 2018
Accepted: 2 January 2019
First Online: 14 January 2019
Ethics approval and consent to participate
: Ethical committees at the University of California (San Francisco, CA, USA); Emory University (Atlanta, GA, USA); The Food, Medicine and Health Care Administration and Control Authority of Ethiopia; and the Ethiopian Ministry of Science and Technology granted approval for this study. We obtained verbal informed consent in Amharic from all caregivers. The procedures for verbal consent were approved by all ethical committees.
: Not applicable.
: The authors declare that they have no competing interests.
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