_:vb50946929 . _:vb50946929 "A lymphocytic leukemia characterized by over production of B-cells and their accumulation in bone marrow and blood."^^ . _:vb50946929 . _:vb50946929 . _:vb50946929 "url:http://www.cancer.gov/dictionary?cdrid=346545"^^ . _:vb50946929 . _:vb50946929 . _:vb50946929 "url:http://en.wikipedia.org/wiki/B-cell_chronic_lymphocytic_leukemia"^^ . _:vb50946929 . _:vb50946929 .