Biochemical screening for Down's syndrome.
Connor
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D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D017048:Health Care Costs; D006291:Health Policy; D006801:Humans; D011247:Pregnancy; D037841:Pregnant People; D011296:Prenatal Diagnosis / Q000191:economics / Q000379:methods*; D040841:Resource Allocation; D006113:United Kingdom; D035141:Voluntary Programs