PB1865: SINGLE-COUNTRY, MULTICENTER, RETROSPECTIVE, OBSERVATIONAL, DESCRIPTIVE COHORT STUDY OF CHRONIC LYMPHOCYTIC LEUKEMIA PATIENTS TREATED WITH VENETOCLAX IN ARGENTINA (VENARG). oleh C. Pagano Vilar, M. A. Pavlovsky, R. K. Tannuri, A. Enrico Mattos, M. Zerga, L. Guanchiale, R. Custidiano, A. Miroli, M. Higashigata, F. Figueroa, J. Pose Cabarcos, J. Real, L. Giordano, M. Miodosky, G. De Stefano, A. Federico, E. Klimovsky, M. S. Cugliari