| http://www.w3.org/ns/prov#value | - Pneumonia is a common illness affecting approximately 450 million people a year and occurring in all parts of the world.[15] It is a major cause of death among all age groups resulting in 4 million deaths (7% of the world's yearly total).[15][39] Rates are greatest in children less than five, and adults older than 75 years of age.[15] It occurs about five times more frequently in the developing wo
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