title: [Smoking habits of Danes through 50 years: heavy smokers and non-heavy smokers].
authors.affiliation: Statens Institut for Folkesundhed, København.
authors.forename: Knud
authors.initials: K
authors.lastname: Juel
mesh_terms: D000328:Adult; D003718:Denmark / Q000453:epidemiology; D005260:Female; D049673:History, 20th Century; D006801:Humans; D008297:Male; D012907:Smoking / Q000453:epidemiology* / Q000266:history / Q000639:trends
vernacular_title: Danskernes rygevaner gennem 50 år: storrygere og smårygere.