Original file (WebM audio/video file, VP9/Vorbis, length 8 min 46 s, 1,920 × 1,080 pixels, 881 kbps overall)
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Summary
DescriptionChronic bronchitis.webm
English: What is chronic bronchitis? Chronic bronchitis is a type of chronic obstructive pulmonary disease, or COPD, that's defined by clinical symptoms like a productive cough for at least 3 weeks per year for at least 2 years. This video discusses the pathophysiology, clinical signs and symptoms, and treatment of chronic bronchitis.
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open.osmosis.org, was reviewed on 11 January 2017 by reviewer1989, who confirmed that it was available there under the stated license on that date.
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