Received: 19 July 2022
Accepted: 19 February 2023
First Online: 28 February 2023
: All patient’s care givers signed informed consent according to principles embodied in the Declaration of Helsinki for all investigations involving human materials and approved by Muhimbili University of Health and Allied Sciences ethical committee. Permission to conduct the study was also be obtained from MNH Administration.
: Not applicable in this section.
: The authors declare that they have no competing interests.