[Epidemiology of chronic obstructive lung diseases in Denmark].
D000367:Age Factors; D003718:Denmark; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
Kroniske obstruktive lungelidelsers epidemiologi i Danmark.