title: Trisomy 18 and 13 screening: consequences for the Dutch Down syndrome screening programme.
authors.forename: M P H
authors.initials: MP
authors.lastname: Koster
authors.forename: P
authors.initials: P
authors.lastname: Stoutenbeek
authors.forename: G H A
authors.initials: GH
authors.lastname: Visser
authors.forename: P C J I
authors.initials: PC
authors.lastname: Schielen
mesh_terms: D000015:Abnormalities, Multiple / Q000175:diagnosis* / Q000453:epidemiology / Q000235:genetics; D000328:Adult; D000465:Algorithms; D002882:Chromosomes, Human, Pair 13 / Q000235:genetics*; D002887:Chromosomes, Human, Pair 18 / Q000235:genetics*; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D008403:Mass Screening / Q000379:methods*; D009426:Netherlands / Q000453:epidemiology; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D012307:Risk Factors; D014314:Trisomy / Q000235:genetics*