R. Chikodzore, Ministry of Health and Child Care, Matabeleland South, Bulawayo, Zimbabwe, drr1chikodzore@gmail.com
G. Shambira, University of Zimbabwe, Department of Primary Health Care Sciences, Family Medicine, Global and Public Health Unit, Harare, Zimbabwe, gshambira@afenet.net
A. Chadambuka, University of Zimbabwe, Department of Primary Health Care Sciences, Family Medicine, Global and Public Health Unit, Harare, Zimbabwe, achadambuka1@yahoo.co.uk
T. P. Juru,  University of Zimbabwe, Department of Primary Health Care Sciences, Family Medicine, Global and Public Health Unit, Harare, Zimbabwe, jtsitsi@afenet.net
M. Karakadzai, University of Zimbabwe, Department of Primary Health Care Sciences, Family Medicine, Global and Public Health Unit, Harare, Zimbabwe, mujikay22@gmail.com
N. T.  Gombe, 
M. Tshimanga,