Funding for this research was provided by:
The study did not receive any specific grant from any funding agency in the public, commercial or not-for-profit sectors.
Received: 28 June 2018
Accepted: 16 December 2018
First Online: 15 January 2019
Ethics approval and consent to participate
: The DHS follows a standard protocol given and approved by the Ethiopia Health and Nutrition Research Institute (EHNRI) Review Board, the National Research Ethics Review Committee (NRERC) at the Ministry of Science and Technology, the Institutional Review Board of ICF International, and the CDC.
: Not applicable.
: The authors declare that they have no competing interests.
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