The prognosis in chronic bronchitis.
D000368:Aged; D001991:Bronchitis / Q000175:diagnosis* / Q000453:epidemiology*; D002000:Bronchospirometry; D006801:Humans; D008297:Male; D008824:Michigan; D008875:Middle Aged; D011379:Prognosis; D013902:Radiography, Thoracic; D012907:Smoking