[Early amniocentesis, technic, rate of complications, course of pregnancy (proceedings)].
D000649:Amniocentesis / Q000009:adverse effects / Q000379:methods; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology; D013997:Time Factors
Frühamniocentese, Technik, Komplikationsrate, Schwangerschaftsverlauf.