Chronic bronchitis: an old man's enemy?
Connolly
Martin J
MJ
D000368:Aged; D001991:Bronchitis / Q000209:etiology / Q000401:mortality* / Q000517:prevention & control; D002423:Cause of Death; D003430:Cross-Sectional Studies; D003718:Denmark / Q000453:epidemiology; D005544:Forecasting; D006293:Health Promotion / Q000639:trends; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D029424:Pulmonary Disease, Chronic Obstructive / Q000209:etiology / Q000401:mortality* / Q000517:prevention & control; D012907:Smoking / Q000009:adverse effects; D016540:Smoking Cessation