CYTOGENETICS IN CLINICAL PRACTICE.
D002869:Chromosome Aberrations; D020732:Cytogenetic Analysis; D004314:Down Syndrome; D005826:Genetics, Medical; D012728:Sex Chromatin; D019849:Sex Determination Processes; D014314:Trisomy
CHROMOSOME ABNORMALITIES; GENETICS, HUMAN; MONGOLISM; SEX CHROMATIN; SEX DETERMINATION; TRISOMY