PURPOSE AND METHODS: We reviewed the cytogenetic pattern of the malignant cells in 36 patients who were < 20 years of age and who had M4 and M5 leukemias, excluding M4Eo cases with inv(16). ...The favorable prognostic significance of the t(9;11) should be confirm
…PURPOSE AND METHODS: We reviewed the cytogenetic pattern of the malignant cells in 36 patients who were < 20 years of age and who
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