Abstract
Cardiac diseases are a major cause of death in patients with chronic obstructive pulmonary disease (COPD). Acute cardiac events often occur during exacerbations of COPD, and even subclinical cardiac abnormalities are linked to a worse prognosis in this setting [1, 2].
A feasibility randomised controlled trial of β-blockers in acute exacerbations of COPD
http://ow.ly/lVcy305B36D