No abstract available
Keywords:
airflow obstruction; forced expiratory ratio; mortality; spirometry.
MeSH terms
-
Airway Obstruction / diagnosis
-
Airway Obstruction / physiopathology
-
Forced Expiratory Volume / physiology
-
Humans
-
Pulmonary Disease, Chronic Obstructive* / diagnosis
-
Pulmonary Disease, Chronic Obstructive* / physiopathology
-
Spirometry* / methods