title: [Serum immunoglobulin concentration in relation to smoking and symptoms of chronic bronchitis].
mesh_terms: D000328:Adult; D000368:Aged; D001991:Bronchitis / Q000276:immunology*; D002908:Chronic Disease; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis*; D008297:Male; D008875:Middle Aged; D012907:Smoking / Q000150:complications
chemical_list: D007136:Immunoglobulins
vernacular_title: Stezenie immunoglobulin w surowicy krwi w zalezności od palenia tytoniu i objawów przewlekłego niezytu oskrzeli.