title: [Decrease in occurrence of Down's syndrome in Denmark 1980-1982. The effect of prenatal diagnosis].
authors.forename: B
authors.initials: B
authors.lastname: Pilgaard
authors.forename: M
authors.initials: M
authors.lastname: Mikkelsen
mesh_terms: D000328:Adult; D003718:Denmark; D004314:Down Syndrome / Q000453:epidemiology* / Q000517:prevention & control; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D008423:Maternal Age; D008875:Middle Aged; D010331:Paternal Age; D011247:Pregnancy; D011296:Prenatal Diagnosis
vernacular_title: Fald i incidensen af Down's syndrom i Danmark 1980-1982. Virkninger af praenatal diagnostik.