Received: 31 March 2020
Accepted: 27 September 2020
First Online: 6 October 2020
Ethics approval and consent to participate
: This study obtained its Ethical clearance from the National Institute for Medical Research (NIMR) (Reference NIMR/ HQ/ R.8a/Vol. IX/2016) and Muhimbili University of Health and Allied Sciences (MUHAS). Permission to carry out the study was obtained from the Ministry of Health Community Development Gender Elderly and Children (MOHCDGEC), National Bureau of Statistics (NBS) and the relevant Health Management Teams in the study regions.
: Not applicable.
: The authors have no conflict of interest to declare.