HIV drug resistance mutations in non-B subtypes after prolonged virological failure on NNRTI-based first-line regimens in sub-Saharan Africa by Kityo, C, Thompson, J, Nankya, I, Hoppe, A, Ndashimye, E, Warambwa, C, Mambule, I, van Oosterhout, J, Wools-Kaloustian, K, Bertagnolio, S, Easterbrook, P, Mugyenyi, P, Walker, A, Paton, N, For the Europe Africa Research Network for Evaluation of Second-line Therapy (EARNEST)Trial Team