What is #COPD?
Chronic Obstructive Pulmonary Disease refers to chronic bronchitis and emphysema, a pair of commonly co-existing diseases of the lungs in which the airways become narrowed.
#COPD is a disease hashtag
Chronic Obstructive Pulmonary Disease refers to chronic bronchitis and emphysema, a pair of commonly co-existing diseases of the lungs in which the airways become narrowed.
#COPD is a disease hashtag