title: [Extremely premature infants].
authors.forename: N J
authors.initials: NJ
authors.lastname: Secher
mesh_terms: D003718:Denmark / Q000453:epidemiology; D004992:Ethics, Medical; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D011379:Prognosis
vernacular_title: Ekstremt for tidligt fødte børn.