Expansion of interferon-γ-secreting HIV-specific T cells during successful antiretroviral therapy by Gasser, O, Brander, C, Wolbers, M, Brown, N, Rauch, A, Günthard, H, Battegay, M, Hess, C, Battegay, M, Bernasconi, E, Böni, J, Bucher, H, Bürgisser, P, Calmy, A, Cattacin, S, Cavassini, M, Dubs, R, Egger, M, Elzi, L, Fischer, M, Flepp, M, Fontana, A, Francioli, P, Furrer, H, Fux, C