Hosek SG, Rudy B, Landovitz R, Kapogiannis B, Siberry G, Rutledge B, Liu N, Brothers J, Mulligan K, Zimet G, Lally M, Mayer KH, Anderson P, Kiser J, Rooney JF, Wilson CM. An HIV Preexposure Prophylaxis Demonstration Project and Safety Study for Young MSM. J Acquir Immune Defic Syndr. 2017 01 01; 74(1):21-29.