[Epidemiology and social importance of chronic bronchitis].
D000293:Adolescent; D000328:Adult; D000368:Aged; D000397:Air Pollution; D001991:Bronchitis / Q000175:diagnosis / Q000453:epidemiology* / Q000401:mortality; D002648:Child; D002675:Child, Preschool; D002980:Climate; D005260:Female; D006801:Humans; D007558:Italy; D008297:Male; D008875:Middle Aged; D012959:Socioeconomic Factors
Epidemiologia ed interesse sociale della bronchite cronica.