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Uploaded by empowher on Feb 17, 2010
Dr. Sanderson shares if COPD can cause chest tightness. For more information on lung conditions visit http://www.empowher.com/condition/lung-conditions.
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well, that was helpful................... NOT!!!
crazyPAgirl 11 months ago
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well, that was helpful................... NOT!!!
crazyPAgirl 11 months ago