Received: 27 March 2020
Accepted: 23 December 2020
First Online: 6 March 2021
Ethics approval and consent to participate
: This study was approved by the following ethics committees i) Aga Khan University Ethics and Review Committee, Tanzania (reference: AKU/2017/121/fb); ii) National Commission for Science, Technology and Innovation, Kenya (reference: NACOSTI/P/18/72132/23322), and iii) THETA Research Ethics Committee, Uganda (reference: Uganda T-REC007/18). Respondents were informed of the voluntary nature of participation, risks of participating in the study and benefits. Online informed consent was obtained from all participants prior to participation in the study.
: The authors declare no competing financial or non-financial interests that might have influenced this research.