Machado, F. , Becker, D. , de Oliveira, C.F. , Gonçalves Possuelo, L. and Pollo Renner, J.D. 2019. Seroprevalence of HIV, hepatitis B and C and syphilis infection in prisoners of the central region of Rio Grande do Sul, Brazil: DOI: 10.15343/0104-7809.20194301117128. O Mundo da Saúde. 43, 1 (Jan. 2019), 117–128.