title: [Early detection of obstructive changes in the bronchial tree by mean of spirometry in patients with chronic bronchitis].
mesh_terms: D000328:Adult; D001991:Bronchitis / Q000503:physiopathology*; D002000:Bronchospirometry; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D008448:Maximal Expiratory Flow Rate; D008875:Middle Aged; D013997:Time Factors
vernacular_title: Mozliwości wczesnego wykrywania stanów obturacyjnych drzewa oskrzelowego metoda spirograficzna u chorych na przewlekłe zapalenie oskrzeli