APA Style

Chung-Han Ho, et.al. (). Age-adjusted Charlson comorbidity score is associated with the risk of empyema in patients with COPD . : .

Chicago Style

Chung-Han Ho, et.al. Age-adjusted Charlson comorbidity score is associated with the risk of empyema in patients with COPD. : , . LITERATURE.

MLA Style

Chung-Han Ho, et.al. Age-adjusted Charlson comorbidity score is associated with the risk of empyema in patients with COPD. : , . LITERATURE.

Turabian Style

Chung-Han Ho, et.al. Age-adjusted Charlson comorbidity score is associated with the risk of empyema in patients with COPD. : , . LITERATURE.