Godfrey S Mfinanga1
, Godfather D Kimaro1
, Esther Ngadaya1
, Sirili Massawe2
, Rugola Mtandu1
, Elizabeth H Shayo3
, Amos Kahwa1
, Ominde Achola4
, Alice Mutungi5
, Rod Knight6
, Deborah Armbruster6
, David Sintasath6
, Andrew Kitua3
and Cynthia Stanton6 
1
NIMR Muhimbili Medical Research Centre (MMRC), Dar es Salaam, Tanzania
2
Muhimbili University of Health and Allied Sciences (MUHAS), Dar es Salaam, Tanzania
3
National Institute for Medical Research (NIMR-HQ), Dar es Salaam, Tanzania
4
East Central Southern Africa Health Community, Family, and Reproductive Health Programme, Arusha, Tanzania (ECSA)
5
Regional Center for Quality of Health Care, (Reproductive and Neonatal Health) (RCQHC), Jinja, Uganda
6
The Johns Hopkins Bloomberg School of Public Health, Baltimore, USA