Risk behavior score: a practical approach for assessing risk among men who have sex with men in Brazil Gustavo Machado Rocha, Lígia Regina Franco Sansigolo Kerr, Carl Kendall, Mark Drew Crosland Guimarães

HIV testing and HIV knowledge among men who have sex with men in Natal, Northeast Brazil Monica Baumgardt Bay, Marise Reis de Freitas, Marcia Cavalcante Vinhas Lucas, Elizabeth Cristina Fagundes de Souza, Angelo Giuseppe Roncalli

Vulnerability to HIV among older men who have sex with men users of dating apps in Brazil Artur Acelino Francisco L.N. Queiroz, Alvaro Francisco Lopes de Sousa, Sandra Brignol, Telma Maria Evangelista Araújo, Renata K. Reis