Batista, S.F.D. et al. 2021. Pulmonary and central nervous system infiltration of chronic lymphocytic leukemia with concomitant diffuse large B-cell lymphoma: Case report and review of literature. Brazilian Journal of Health and Biomedical Sciences. 19, 2 (May 2021), 124–129. DOI:https://doi.org/10.12957/bjhbs.2020.59716.