Occult HIV-1 drug resistance to thymidine analogues following failure of first-line tenofovir combined with a cytosine analogue and nevirapine or efavirenz in sub Saharan Africa: a retrospective multi-centre cohort study (Lancet Infectious Diseases, 2016)

(untitled) - Gregson, J; Kaleebu, P; Marconi, V; van Vuuren, C; Ndembi, N; Hamers, R; Kanki, P; Hoffmann, C; Lockman, S; Pillay, D; de Oliveira, T; Clumeck, N; et al.