Mtowa, A. C., A. A. Gerritsen, S. Mtenga, M. Mwangome, and E. Geubbels. “Socio-Demographic Inequalities in HIV Testing and Prevalence Among Older Adults in Rural Tanzania, 2013”. Online Journal of Public Health Informatics, vol. 8, no. 1, Mar. 2016, doi:10.5210/ojphi.v8i1.6562.