To what does COPD refer?

To what does COPD refer?



Answer: COPD includes asthma, bronchiectasis, chronic bronchitis, cystic fibrosis, emphysema, and pneumoconiosis. The main cause of COPD is tobacco smoking.

Comments

Popular posts from this blog

Examine the collapse of Han. What factors explain how this occurred? How influential in Han Dynasty on Chinese History?

JAD Advantages and Disadvantages

Summarize effective communication strategies in organizational hierarchies, and review the role and relevance of the organizational grapevine