[Four cases of familial childhood acute lymphocytic leukemia including three cases in a sibship (author's transl)].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007621:Karyotyping; D007945:Leukemia, Lymphoid / Q000235:genetics*; D008297:Male; D008875:Middle Aged; D010641:Phenotype