title: [Cytogenetic studies of families of patients with Down's syndrome].
mesh_terms: D000328:Adult; D002648:Child; D002675:Child, Preschool; D002869:Chromosome Aberrations / Q000235:genetics*; D025063:Chromosome Disorders; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D007621:Karyotyping; D007962:Leukocytes / Q000166:cytology; D008297:Male; D012730:Sex Chromosomes
vernacular_title: Tsitogeneticheskie issledovaniia semeĭ bol'nykh s sindromom Dauna.