title: Segregation analysis of a large t(21q22q) family.
mesh_terms: D000328:Adult; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D005838:Genotype; D006801:Humans; D007223:Infant; D007621:Karyotyping; D008297:Male; D010375:Pedigree; D010641:Phenotype; D011336:Probability; D013223:Statistics as Topic