statistical analysis of data from the 35 patients with acute lymphocytic leukemia showed the subsequent course of the disease with respect to next relapse , involving either bone marrow ( bm ) or the central nervous system ( cns ) , to be dependent on the acute leukemia prognostic group , as determined by age and peripheral white blood cell count ( wbc ) at the time of diagnosis , and timing of extramedullary disease ( emd ) .
C0023449
acute lymphocytic leukemia
C0005953
bone marrow