Influence of age and sex upon frequency and cytologic types of human leukemias; evidence of a myeloid: lymphoid antagonism.
D006801:Humans; D007938:Leukemia / Q000209:etiology*; D008110:Liver Extracts / Q000494:pharmacology*
D008110:Liver Extracts
LEUKEMIA/etiology and pathogenesis; LIVER EXTRACTS/effects