Funding for this research was provided by:
De Vos Fund, The Netherlands
Dioraphte foundation, The Netherlands
Received: 4 March 2020
Accepted: 23 May 2020
First Online: 2 June 2020
Ethics approval and consent to participate
: The study was approved by the University of Malawi’s College of Medicine Research and Ethics Committee (COMREC) under certificate number P.12/17/2222. Written informed consent was obtained from all participants during data collection.
: Not applicable.
: The authors declare that they have no competing interests.