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| | West Nile virus |
 | | West Nile virus is an arbovirus (short for arthropod-borne virus) that causes encephalitis (inflammation of the brain). |
 | | West Nile virus was first identified in the West Nile district of Uganda in 1937, and has since been found in other parts of Africa, Eastern Europe, West Asia, the Middle East, and the United States. |
 | | West Nile virus is not transmitted directly from animal to person, person to animal, animal to animal or person to person; however, rare instances of transmission via organ transplantation, blood transfusion, transplacental infection, and breastfeeding have been reported. |
| www.avma.org /communications/brochures/wnv/wnv_brochure.asp (903 words) |
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