Distribution of subtype tax genes among brazilian HTLV-I infected subjects. - Casseb, J.; Penalva-de-Oliveira, A.; Montanheiro, M.; Novoa, P.; Ichii, L.; Maldonado, D.; Morandie, V.; Milagres, A.; Marchiori, P.; Duarte, A.; Posada, M. M. (Internacional Conference on Human Retrovirology : HTLV and Related Viruses, 2003)