title: Decision analysis and screening for Down's syndrome. Costs were overestimated.
mesh_terms: D004314:Down Syndrome / Q000517:prevention & control*; D005260:Female; D017048:Health Care Costs; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000191:economics*; D011446:Prospective Studies; D014852:Wales