Gay and bisexual men engage in fewer risky sexual behaviors while traveling internationally: a cross-sectional study in San Francisco
Hong-Ha M Truong, Robin Fatch, Michael Grasso, Tyler Robertson, Luke Tao, Yea-Hung Chen, Alberto Curotto, Willi McFarland, Robert M Grant, Olga Reznick, H Fisher Raymond, Wayne T Steward
Sexually Transmitted Infections May 2015, 91 (3) 220-225; DOI: 10.1136/sextrans-2014-051660