title: [Towards a national programme for prenatal screening for Down's syndrome].
authors.forename: D R M
authors.initials: DR
authors.lastname: Timmermans
authors.forename: M
authors.initials: M
authors.lastname: van den Berg
mesh_terms: D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008403:Mass Screening; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*