1Department of Epidemiology and Biostatistics, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania. tambroce@yahoo.com.
2Department of Medical Social Sciences, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA.
3Phreesia, Inc, New York, NY, USA.
4Department of Psychiatry and Behavioral Sciences, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA.
5Feinberg School of Medicine, Robert J Havey Institute of Global Health, Northwestern University, Chicago, IL, USA.
6National Institute for Medical Research, Dar es Salaam, Tanzania.
7Department of Behavioral Sciences, Muhimbli University of Health and Allied Sciences, Dar es Salaam, Tanzania.
8Department of Internal Medicine, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania.
9Department of Psychiatry and Mental Health, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania.
10Department of Epidemiology and Biostatistics, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania.