[Actual prevalence of chronic bronchitis in an urban population].
D000293:Adolescent; D000328:Adult; D001991:Bronchitis / Q000453:epidemiology*; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012383:Romania; D012907:Smoking / Q000150:complications*; D014505:Urban Population
Etude sur la prévalence actuelle de la bronchite chronique dans une population urbaine.