title: The chronic leukaemias in Benin City, Nigeria.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D005260:Female; D006801:Humans; D015451:Leukemia, Lymphocytic, Chronic, B-Cell / Q000150:complications / Q000188:drug therapy / Q000401:mortality; D015464:Leukemia, Myelogenous, Chronic, BCR-ABL Positive / Q000150:complications / Q000188:drug therapy / Q000401:mortality; D008297:Male; D008875:Middle Aged; D009549:Nigeria; D012189:Retrospective Studies