Wijaya o, Sartono TR, Djajalaksana S, Maharani A J Respir Indo.2012; 32(4):240-9 Abstract Introduction: The abnormality of COPD is caused by long standing inflammatory response, imbalance of proteinases and anti proteinases and increased oxidative stress in the airway. Increased airway inflammation will accelerate the decline in lung function and impair quality of life. This study […]