No abstract available
MeSH terms
-
Aged
-
Anti-Bacterial Agents / therapeutic use*
-
Bronchitis, Chronic / drug therapy
-
Bronchoscopy
-
Humans
-
Inpatients
-
Middle Aged
-
Outpatients
-
Pulmonary Disease, Chronic Obstructive / complications
-
Pulmonary Disease, Chronic Obstructive / diagnosis
-
Pulmonary Disease, Chronic Obstructive / drug therapy*
-
Pulmonary Disease, Chronic Obstructive / microbiology
-
Respiratory Tract Infections / drug therapy*
-
Respiratory Tract Infections / microbiology
-
Risk Factors
-
Smoking / adverse effects