
Prevalence of Pulmonary Embolism in Acute Exacerbations of COPD : A Systematic Review and Metaanalysis
Keywords: COPD; metaanalysis; prevalence; pulmonary embolismCI, confidence interval; DVT, deep venous thrombosis; PE, pulmonary embolism; RR, relative risk; V, ventilation/perfusion; VTE, venous thromboembolism