[1]
M. Greco, A. P. Silva, E. Merchán-Hamann, M. L. Jeronymo, J. C. Andrade, and D. B. Greco, “ Differences in HIV-risk behavior of bisexual men in their relationships with men and women ”, Rev. saúde pública, vol. 41, no. suppl.2, pp. 109–117, Dec. 2007, doi: 10.1590/S0034-89102007000900017.