Citation

Koerner Jane, Shiono Satoshi, Ichikawa Seiichi, Kaneko Noriyo, Tsuji Hiroyuki, Machi Toshio, Goto Daisuke, Onitsuka Tetsuro (2012) Factors associated with unprotected anal intercourse and age among men who have sex with men who are gay bar customers in Osaka, Japan. Sexual Health 9, 328-333.

https://doi.org/10.1071/SH11081