Received: 26 April 2021
Accepted: 25 August 2022
First Online: 27 September 2022
: All methods were carried out in accordance with relevant guidelines and regulations. Study approval and the need of consent to be waived (given the study involved minimal risk to the subjects and the research could not practicably be carried out without the waiver) was obtained from the following ethics committees: Kenya Medical Research Institute’s Scientific and Ethics Review Unit (#KEMRI/RES/7/3/1), JOOTRH ethics review committee (#ERC.IB/VOL.1/615) and the Committee on Human Research of the University of California, San Francisco Committee on Human Research (#230355). The study was also reviewed in accordance with the U.S. Centers for Disease Control and Prevention (CDC) human research protection procedures and was determined to be research on data from deceased persons (#2018–256).
: Not applicable.
: We, the authors, have no conflicts of interests to declare.