Funding for this research was provided by:
International Development Research Centre (108030)
Received: 19 February 2020
Accepted: 25 October 2020
First Online: 4 November 2020
Ethics approval and consent to participate
: Ethics approvals were obtained from the University of Malawi College of Medicine (P.08/15/1783) and the University of British Columbia (H15-01463-A003). All hospitals provided institutional support for the study to be conducted in their facilities. All participants provided a written informed consent prior to study participation.
: Not applicable
: The authors declare that they have no competing interests.