title: [Chromosomal changes in acute leukemia: report of 42 cases analyzed by G-banding].
mesh_terms: D000208:Acute Disease; D002648:Child; D002675:Child, Preschool; D002869:Chromosome Aberrations; D002871:Chromosome Banding; D002904:Chromosomes, Human, 21-22 and Y; D005260:Female; D006801:Humans; D007938:Leukemia / Q000235:genetics*; D008297:Male