Received: 6 July 2022
Accepted: 23 November 2022
First Online: 7 December 2022
: Not applicable
: University of Dar es Salaam Research Ethics Committee (UDSM-REC) issued the ethical approval for the study. The need for informed consent was waived by the Institutional review board of Muhimbili National hospital and Ocean Road Cancer Institute because the data were extracted from the Patient files.
: The authors declare that they have no competing interests.