Amniocenteses and the alpha-fetoprotein screening programme.
D000022:Abortion, Spontaneous / Q000453:epidemiology / Q000209:etiology; D000649:Amniocentesis / Q000009:adverse effects; D000757:Anencephaly / Q000175:diagnosis*; D005260:Female; D005313:Fetal Death / Q000453:epidemiology / Q000209:etiology; D006801:Humans; D009313:National Health Programs; D011247:Pregnancy; D016136:Spina Bifida Occulta / Q000175:diagnosis*; D006113:United Kingdom; D000509:alpha-Fetoproteins / Q000032:analysis*
D000509:alpha-Fetoproteins