[Early amniocentesis].
D000028:Abortion, Induced; D000649:Amniocentesis; D002869:Chromosome Aberrations / Q000175:diagnosis; D025063:Chromosome Disorders; D000013:Congenital Abnormalities / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008661:Metabolism, Inborn Errors / Q000175:diagnosis; D009154:Mutation; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011262:Pregnancy Trimester, Second; D011296:Prenatal Diagnosis / Q000379:methods*
Vroege amniocentese