Introduction
Chronic Obstructive Pulmonary Disease (COPD) is a chronic respiratory disease characterized by persistent airflow limitation, primarily caused by long-term exposure to harmful particles or gases such as smoking, air pollution, and…

Chronic Obstructive Pulmonary Disease (COPD) is a chronic respiratory disease characterized by persistent airflow limitation, primarily caused by long-term exposure to harmful particles or gases such as smoking, air pollution, and…