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Respiratory tract diseases are diseases that affect the air passages, including the nasal passages, the bronchi and the lungs. They range from acute infections, such as pneumonia and bronchitis, to chronic conditions such as asthma and chronic obstructive pulmonary disease.

Reference WHO http://www.who.int/topics/respiratory_tract_diseases/en/

Last Updated on Friday, 29 May 2009 12:33

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