@inproceedings{inproceedings976da84d, title = {Risk factors and prevalence of hepatitis B and c among men who have sex with men (MSM) in Sao Paulo, Brazil: the Bela Vista cohort study}, author = {Figueiredo, G. and Moreira, R. and Latorre, Maria do Rosário Dias de Oliveira and Goldbaum, Moisés and Carvalheiro, J.}, year = {2000}, booktitle = {International AIDS Conference} }