Funding for this research was provided by:
Bill and Melinda Gates Foundation (Not applicable)
Received: 16 January 2019
Accepted: 9 April 2019
First Online: 7 May 2019
Ethics approval and consent to participate
: The research was approved by the Biomedical Research Ethics Committee of the University of KwaZulu Natal. The Chairpersons of the CCMs in each country, which in all cases were senior government officials, also gave approval for case studies to be developed. Key informants were requested to provide verbal informed consent prior to interviews commencing or meetings or other events being observed.
: Not applicable.
: The authors declare no competing interests.
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