title: Present status and future trends in prenatal diagnosis of chromosomal disorders.
mesh_terms: D000649:Amniocentesis; D002869:Chromosome Aberrations / Q000175:diagnosis*; D025063:Chromosome Disorders; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D006801:Humans; D007621:Karyotyping; D008423:Maternal Age; D011247:Pregnancy; D012729:Sex Chromosome Aberrations / Q000175:diagnosis