No abstract available
MeSH terms
-
Adrenergic beta-Agonists / therapeutic use*
-
Cholinergic Antagonists / therapeutic use*
-
Evidence-Based Medicine
-
Humans
-
Practice Guidelines as Topic
-
Pulmonary Disease, Chronic Obstructive / drug therapy*
-
Quality of Life
Substances
-
Adrenergic beta-Agonists
-
Cholinergic Antagonists