Friedman, M. R., Wei, C., Klem, M. L., Silvestre, A. J., Markovic, N., & Stall, R. (2014). HIV Infection and Sexual Risk among Men Who Have Sex with Men and Women (MSMW): A Systematic Review and Meta-Analysis. Public Library of Science.

Friedman, M. Reuel, Chongyi Wei, Mary Lou Klem, Anthony J. Silvestre, Nina Markovic, e Ron Stall. HIV Infection and Sexual Risk Among Men Who Have Sex With Men and Women (MSMW): A Systematic Review and Meta-Analysis. Public Library of Science, 2014.

Friedman, M. Reuel, et al. HIV Infection and Sexual Risk Among Men Who Have Sex With Men and Women (MSMW): A Systematic Review and Meta-Analysis. Public Library of Science, 2014.