CD4+ T-Cell recovery and clinical outcome in HIV-1-Infected patients exposed to multiple antiretroviral regimens: partial control of viremia is associated with favorable outcome - Brigido, L.; Rodrigues, R.; Casseb, J.; Custódio, R. M.; Fonseca, L. A. M.; Sanchez, M.; Duarte, Alberto José da Silva (Aids patient care and STDs, 2004)