Funding for this research was provided by:
Received: 12 October 2019
Accepted: 23 March 2020
First Online: 16 April 2020
Ethics approval and consent to participate
: Ethical approval for this work was obtained from Makerere University School of Public Health’s Higher Degrees, Research and Ethics Committee (HDREC) – Number 498. Informed and written consent was obtained from all participants.
: Consent for publication was given by all co-authors and management of the case studies sited.
: The authors declare that they have no competing interest.