Funding for this research was provided by:
Department for International Development (PO 5247)
World Health Organisation Implementation Research Platform (2014/413407-0)
Received: 28 June 2017
Accepted: 15 January 2018
First Online: 7 February 2018
Ethics approval and consent to participate
: For the Sierra Leone study, ethical approval was obtained from the Sierra Leone Scientific and Ethics Committee and the Liverpool School of Tropical Medicine Research Ethics Committee. For the Nepal study, ethical approval was obtained from the WHO ethical review committee and the Ministry of Health Nepal ethics committee. Rigorous informed consent processes and mechanisms to assure confidentiality in data collection, analysis and storage were followed in both studies.
: Not applicable.
: The authors declare that they have no competing interests.
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