Chromosomal studies in psychiatry.
D002648:Child; D002869:Chromosome Aberrations / Q000201:enzymology; D025063:Chromosome Disorders; D002902:Chromosomes, Human, 16-18; D002904:Chromosomes, Human, 21-22 and Y; D003410:Cri-du-Chat Syndrome; D004314:Down Syndrome; D005260:Female; D005815:Genetic Code; D006801:Humans; D008297:Male; D012729:Sex Chromosome Aberrations; D014314:Trisomy