malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer
[ Syn: leukemia , leucaemia , cancer of the blood ]
malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer
[ Syn: leukemia , leucaemia , cancer of the blood ]