Comparison berween three different methods for immunostimulation of lymphocytes from patients with chronic lymphocytic leukemia (CLL): absence of genotoxicity and cytotoxicity - Alves, A. P. N. R.; Santos, R. A. D.; Palma, P. V. B.; Falcão, Roberto Passetto; Oliveira, F. M. (Reunião Anual da Federação de Sociedades de Biologia Experimental (FeSBE), 2011)