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Reference Terms
from Wikipedia, the free encyclopedia


Bronchitis is an obstructive pulmonary disease characterized by inflammation of the bronchi of the lungs.

Bronchitis can be acute (short-term), or chronic (long-lasting).

Chronic bronchitis is defined clinically as a persistent cough that produces sputum for at least three months in two consecutive years.

Note:   The above text is excerpted from the Wikipedia article "Bronchitis", which has been released under the GNU Free Documentation License.
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February 24, 2017

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updated 12:56 pm ET