[Double trisomy: Down's syndrome and Klinefelter's syndrome].
D004314:Down Syndrome / Q000150:complications*; D006801:Humans; D007223:Infant; D007713:Klinefelter Syndrome / Q000150:complications*; D008297:Male; D014314:Trisomy
Dvojitá trisomie: Downův syndrom a Klinefelterův syndrom