Tracking a sample of patients lost to follow-up has a major impact on understanding determinants of survival in HIV-infected patients on antiretroviral therapy in Africa.
Geng EH, Glidden DV, Emenyonu N, Musinguzi N, Bwana MB, Neilands TB, Muyindike W, Yiannoutsos CT, Deeks SG, Bangsberg DR, et al. Trop Med Int Health. 2010 Jun; 15 Suppl 1:63-9.