title: [Clonal evolution in relapse of acute lymphoblastic leukemia (author's transl)].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005075:Biological Evolution; D002648:Child; D002675:Child, Preschool; D002869:Chromosome Aberrations; D002999:Clone Cells / Q000648:ultrastructure*; D005260:Female; D006801:Humans; D007945:Leukemia, Lymphoid / Q000235:genetics*; D008297:Male; D008875:Middle Aged; D012008:Recurrence