Funding for this research was provided by:
University of Botswana Office of Research and Development (Internal funding Round 36 research grant for early career researchers)
Received: 12 November 2019
Accepted: 5 June 2020
First Online: 12 June 2020
Ethics approval and consent to participate
: The study was approved by the University of Botswana Independent Review Board (UBR/RES/IRB/BIO/122) and the Botswana Ministry of Health and Wellness, Health Research and Development Division (13/18/1). The study was performed in accordance with the Declaration of Helsinki. All participants gave written consent to participate and confidentiality was maintained by use of serial codes in all questionnaires.
: Not applicable.
: The authors declare that they have no competing interests.