Chronic Obstructive Pulmonary Disease (COPD) and Chronic Bronchitis
Chronic Obstructive Pulmonary Disease (COPD) and Chronic Bronchitis : Lung diseases characterised by a widespread reduction in the diameter of the airways that cannot be reversed by treatment, and bronchial mucous hypersecretion. Tobacco smoking is the most important risk factor, but work-related exposures such as coal, silica, cotton dust and grain dusts are strongly associated with with the development of these conditions
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