Funding for this research was provided by:
Swiss Development Cooperation (SDC/2018)
Received: 11 March 2019
Accepted: 5 February 2020
First Online: 10 February 2020
Ethical approval and consent to participate
: Ethical approval for this study has been granted by the University of Dodoma (UDOM) ethical clearance committee and endorsed by National Institute of Medical Research (NIMR)- (Ref.No.NIMR/HQ/R.8a/Vol.IX/2740). Consent form was issued to participants prior to administration of the questionnaire.
: All authors consented for publication.
: The authors declare that they have no competing interests.