Original Research

The analyses of risk factors for COPD in the Li ethnic group in Hainan, People’s Republic of China

Ding YP, Xu JX, Yao JJ, Chen Y, He P, Ouyang YH, Niu H, Tian ZJ, Sun P

International Journal of Chronic Obstructive Pulmonary Disease 2015, 10:2593-2600

Published Date: 30 November 2015