Received: 29 November 2020
Accepted: 10 March 2021
First Online: 3 May 2021
: Ethical approval to conduct the study was obtained from Kilimanjaro Christian Medical University College Research and Ethics committee as well as National Institute for Medical Research. The study was approved by Harvard Institutional Review Board. The permission to conduct the study was also sought from TAMISEMI/ regional and district level. All issues related to confidentiality and privacy were adhered. Participants’ confidentiality were maintained throughout the study period by using identification numbers instead of participant names. Written consent were obtained from individual participants before recruitment for a study.
: The permission to publish the data was obtained from the study participants after being fully informed about the objectives of the study.
: The authors declare that they have no competing interests. All authors read and approved the final manuscript.