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The top documents tagged [emphysema1 chronic bronchitis]
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emphysema1 chronic bronchitis
Chronic Obstructive Pulmonary Disease (COPD). COPD is characterized by : **Chronic airflow obstruction & accelerated loss of lung function which is progressive.
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Chronic Obstructive Pulmonary Disease (COPD)
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Chronic Obstructive Pulmonary Disease (COPD)
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