Chronic Obstructive Pulmonary Disease
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The prime purpose of this article is to know about chronic obstructive pulmonary disease. Chronic obstructive pulmonary disease (COPD), also recognized as chronic obstructive lung disease (COLD), and chronic obstructive airway disease (COAD), amongst others, is a kind of obstructive lung disease characterized by chronically deprived airflow. It usually worsens over time. The major symptoms comprise shortness of breath, cough, and sputum production.

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