Funding for this research was provided by:
Irish Aid (OPP50838)
Bill and Melinda Gates Foundation (OPP50838)
Received: 1 October 2019
Accepted: 19 June 2020
First Online: 26 June 2020
Ethics approval and consent to participate
: Verbal consent was obtained from each participant. Before each interview, the researcher provided background information and the reasons for conducting the study, and further explained the voluntary nature and the role of the participants, confidentiality, risks, benefits, and data management, analysis and dissemination. The study was registered at the Norwegian Center for Research Data (NSD), project number 60329.
: Not applicable.
: The authors declare that they have no competing interests.