[Prevalence of chronic bronchitis in some industrial plants].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001991:Bronchitis / Q000453:epidemiology*; D002516:Ceramics; D002617:Chemical Industry; D002908:Chronic Disease; D006801:Humans; D008875:Middle Aged; D009784:Occupational Diseases / Q000453:epidemiology*; D012383:Romania; D012907:Smoking / Q000150:complications; D013783:Textile Industry
Prevalenţa bronşitei cronice în unele întreprenderi industriale.