Earlier anal sexarche and co-occurring sexual risk are associated with current HIV-related risk behaviors among an online sample of men who have sex with men in Asia.
Cheung DH, Suharlim C, Guadamuz TE, Lim SH, Koe S, Wei C. Earlier anal sexarche and co-occurring sexual risk are associated with current HIV-related risk behaviors among an online sample of men who have sex with men in Asia. AIDS Behav. 2014 Dec; 18(12):2423-31.