Received: 6 October 2020
Accepted: 15 December 2020
First Online: 7 January 2021
Ethics approval and consent to participate
: Approval obtained from the Moi Teaching and Referral Hospital Institutional Research & Ethics Committee. Statement to this effect included under Methods.Verbal consent was obtained from all participating subjects upon enrollment. Statement to this effect included under Methods.
: Not applicable.
: JD is an employee of Certara Inc., USA. EA and HK are employees of the International Cancer Institute. LA is an employee of AMPATH. TK is an employee of MTRH. None of the authors have declared any relevant conflicts of interest.