Important considerations in emphysema-chronic bronchitis syndrome.
D000368:Aged; D000403:Airway Resistance; D001991:Bronchitis / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology / Q000628:therapy; D002908:Chronic Disease; D006801:Humans; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000175:diagnosis / Q000503:physiopathology / Q000628:therapy; D012129:Respiratory Function Tests