scholarly journals Risk Factors for Acute Exacerbation of Chronic Obstructive Pulmonary Disease in Industrial Regions of China: A Multicenter Cross-Sectional Study

2020 ◽  
Vol Volume 15 ◽  
pp. 2249-2256
Author(s):  
Hongna Dong ◽  
Yuqiu Hao ◽  
Dapeng Li ◽  
Zhenzhong Su ◽  
Wei Li ◽  
...  
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