No abstract available
MeSH terms
-
Adult
-
Age Factors
-
Aged
-
Airway Obstruction / complications
-
Airway Obstruction / diagnosis
-
Asthma / complications
-
Bronchial Spasm / complications
-
Bronchitis / complications
-
Bronchitis / physiopathology*
-
Chronic Disease
-
Humans
-
Isoproterenol
-
Male
-
Middle Aged
-
Prospective Studies
-
Respiratory Tract Infections / complications
-
Smoking / complications
-
Spirometry
-
Time Factors