Implementation and operational research: computer-assisted intervention for safer sex in HIV-positive men having sex with men: findings of a European randomized multi-center trial C Nöstlinger, T Platteau, J Bogner, J Buyze, J Dec-Pietrowska, S Dias, ... JAIDS Journal of Acquired Immune Deficiency Syndromes 71 (3), e63-e72, 2016 | 19 | 2016 |