Prenatal sex determination by amniocentesis.
D000653:Amniotic Fluid / Q000166:cytology*; D005321:Extraembryonic Membranes; D005260:Female; D005333:Fetus; D030342:Genetic Diseases, Inborn / Q000517:prevention & control; D006801:Humans; D007621:Karyotyping; D008722:Methods; D011247:Pregnancy; D012728:Sex Chromatin; D012732:Sex Determination Analysis