Understanding COPD Stages & Progression |

cop4dChronic obstructive pulmonary disease (COPD) is where air cannot get out of the lungs easily (the airflow is obstructed). COPD is a common condition that mainly affects middle-aged or oldercop4d rtp menonjolkan kualitas dan relevansi penelitian yang tinggi, memberikan kontribusi snifikan terhadap pengembangan ilmu pengetahuan dan solusi