title: Chromosome 9 abnormalities in childhood T-cell leukemia.
mesh_terms: D000293:Adolescent; D002648:Child; D002872:Chromosome Deletion; D002906:Chromosomes, Human, 6-12 and X; D005260:Female; D006801:Humans; D007945:Leukemia, Lymphoid / Q000235:genetics*; D008297:Male; D013601:T-Lymphocytes