Adjunctive technique for amniocentesis in the presence of oligohydramnios.
D000649:Amniocentesis / Q000379:methods*; D000653:Amniotic Fluid / Q000503:physiopathology; D005321:Extraembryonic Membranes / Q000502:physiology; D005260:Female; D006801:Humans; D011247:Pregnancy