Screening for neural tube defects: a clinical perspective.
D000649:Amniocentesis; D000653:Amniotic Fluid / Q000032:analysis; D005260:Female; D005332:Fetoscopy; D005817:Genetic Counseling; D006801:Humans; D009436:Neural Tube Defects / Q000175:diagnosis*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000097:blood; D011296:Prenatal Diagnosis / Q000379:methods*; D000509:alpha-Fetoproteins / Q000032:analysis
D000509:alpha-Fetoproteins