Prevention of congenital deformities.
D000649:Amniocentesis; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D000013:Congenital Abnormalities / Q000517:prevention & control*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008423:Maternal Age; D011247:Pregnancy