title: THE ROLE OF CHROMOSOME TRANSLOCATION IN THE RECURRENCE RISK OF DOWN'S SYNDROME.
mesh_terms: D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D002875:Chromosomes; D004314:Down Syndrome; D005826:Genetics, Medical; D006801:Humans; D012306:Risk
keywords: CHROMOSOME ABNORMALITIES; GENETICS, HUMAN; MONGOLISM