Funding for this research was provided by:
Received: 12 September 2019
Accepted: 6 February 2020
First Online: 6 March 2020
Ethics approval and consent to participate
: Ethical approval was obtained for the study protocol and informed consent documents from LSHTM Intervention Ethics Committee (Ref. 14545) and Gambian Government/MRCG Joint Ethics Committee (Ref. 1591). Any substantial changes to the study protocol which may impact on the study conduct or patient safety will be submitted to the ethics committees, and after approval, the sponsor, trial registry, TSC and DSMB will be notified. Details of the consent procedures are outlined in the main manuscript.
: Consent for obtaining the photograph (Fig. InternalRef removed) and for publication was obtained from the caregiver featured in the photograph, using the MRCG at LSHTM photographic consent form.
: The authors declare that they have no competing interests. The funder (Wellcome Trust) played no role in the design of the trial or writing of the manuscript.