Funding for this research was provided by:
United States Agency for International Development (GHA-A-00-08-00003-00)
Received: 9 February 2017
Accepted: 30 August 2017
First Online: 7 September 2017
Ethics approval and consent to participate
: The authors did not seek approval from an internal review board for this secondary data analysis since the primary sources of the data were reports in the public domain, based on surveys that had already undergone ethical approval. Names of women or other identifying information were never included in primary data collection. Countries followed the guidance of their ministries of health or the research institutions that carried out the surveys, and when required, approval of the protocols and data collection instruments from local institutional review boards was obtained.
: Not applicable.
: The authors declare that they have no competing interests.
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