No abstract available
MeSH terms
-
Delivery of Health Care / standards
-
Diagnostic Techniques, Respiratory System / standards
-
Humans
-
Practice Guidelines as Topic
-
Pulmonary Disease, Chronic Obstructive / diagnosis*
-
Pulmonary Disease, Chronic Obstructive / epidemiology*
-
Pulmonary Disease, Chronic Obstructive / prevention & control*