CYTOGENETICS OF DOWN'S SYNDROME (MONGOLISM). 3. FREQUENCY OF INTERCHANGE OF TRISOMICS AND MUTATION RATE OF CHROMOSOME INTERCHANGES.
D002875:Chromosomes; D020732:Cytogenetic Analysis; D003582:Cytogenetics; D004314:Down Syndrome; D005826:Genetics, Medical; D006801:Humans; D008423:Maternal Age; D009154:Mutation; D059645:Mutation Rate; D014314:Trisomy
CHROMOSOMES; GENETICS, HUMAN; MATERNAL AGE; MONGOLISM; MUTATION; TRISOMY