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Hepatitis and encephalitis describe an inflammation of a specific organ (respectively the liver and the brain), not a specific virus or infectious agent, and can have multiple causes. Like many other infectious agents, the hepatitis viruses have been identified and described rather recently and early accounts are sometimes vague on the symptoms, thus making ...


Syphilis has been in the America's for awhile, so far no evidence has been found of in pre-colombian Europe. Excerpt:"Using these criteria, they examined 687 skeletons from archaeological sites in the United States and Ecuador ranging in age from 400 to 6,000 years. Populations to the south (New Mexico, Florida, and Ecuador) proved to have syphilis, while ...

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