[Chromosome changes in refractory anemia: a report of 15 cases].
D000293:Adolescent; D000328:Adult; D000753:Anemia, Refractory / Q000235:genetics*; D000754:Anemia, Refractory, with Excess of Blasts / Q000235:genetics; D002869:Chromosome Aberrations; D005260:Female; D006801:Humans; D007621:Karyotyping; D007938:Leukemia / Q000209:etiology / Q000235:genetics; D008297:Male; D008875:Middle Aged; D011289:Preleukemia / Q000235:genetics; D011379:Prognosis