[Radiographic results of an epidemiologic study of the prevalence of chronic bronchitis].
D000368:Aged; D001991:Bronchitis / Q000000981:diagnostic imaging / Q000453:epidemiology*; D002908:Chronic Disease; D006801:Humans; D008297:Male; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000000981:diagnostic imaging* / Q000453:epidemiology; D011660:Pulmonary Heart Disease / Q000000981:diagnostic imaging* / Q000453:epidemiology; D011859:Radiography; D012129:Respiratory Function Tests; D012424:Rural Population; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology; D014505:Urban Population
Röntgenologische Ergebnisse einer epidemiologischen Studie der Prävalenz chronischer Bronchitis.