Owen Mugurungi, Ministry of Health and Child Care, AIDS and TB Unit, Harare, Zimbabwe
Tsitsi Juru,  University of Zimbabwe, Department of Primary Health Care Sciences, Family Medicine, Global and Public Health Unit, Harare, Zimbabwe jtsitsi@afenet.net
Addmore Chadambuka, University of Zimbabwe, Department of Primary Health Care Sciences, Family Medicine, Global and Public Health Unit, Harare, Zimbabwe achadambuka1@yahoo.co.uk
Notion Gombe, African Field Epidemiology Network, Harare Zimbabwe
Gerald Shambira, University of Zimbabwe, Department of Primary Health Care Sciences, Family Medicine, Global and Public Health Unit, Harare, Zimbabwe gshambira@afenet.net
Mufuta Tshimanga University of Zimbabwe, Department of Primary Health Care Sciences, Family Medicine, Global and Public Health Unit, Harare, Zimbabwe Mtshimanga@afenet.net