×
Log in
Get Started
Travel
Technology
Sports
Marketing
Education
Career
Social Media
+ Explore all categories
Report -
International Journal of COPD Dovepress · International Journal of COPD 2012:7 The causes of acute exacerbations of COPD (AE-COPD) are multifactorial. Half of the AE-COPD cases are
Select
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Please pass captcha verification before submit form