Funding for this research was provided by:
Department for International Development, UK Government
Received: 15 March 2019
Accepted: 26 November 2019
First Online: 17 December 2019
Ethics approval and consent to participate
: Ethical approval, for the study, was obtained from the London School of Hygiene and Tropical Medicine (certificate number 9647) and from the Internal Ethics Review Committee-Collective for Social Science Research. All respondents (i.e. primary caregivers) gave verbal informed consent for themselves and their child to participate in the study.
: Not applicable.
: The authors declare they have no competing interests.