What is COPD? - Chronic Obstructive Pulmonary

cop4dWhat causes COPD? Damage to your lungs from smoking is the most common cause of COPD. Other causes include: Alpha-1 antitrypsin deficiency (alpha-1), a geneticJelajahi trek balap mobil berbukit dengan kontrol presisi di Cop4d Download Sensasi Menantang di Lintasan Berkontur. Bersiaplah untuk merasakan sensasi balap yang tak terlupakan di trek