Reproduction in down's syndrome (mongolism): chromosomal study of mother and normal child.
D000328:Adult; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D014314:Trisomy