This means that Hairy cell leukemia, or a subtype of Hairy cell leukemia, affects less than 200,000 people in the US population. Ophanet, a consortium of European partners, currently defines a condition rare when it affects 1 person per 2,000. They list Hairy cell leukemia as a rare disease.
In fact, some of the oldest alphabetic symbols have been found in Central America (2,500 years ago), China (more than 3,000 years ago), and the Middle East (more than 5,000 years ago). One of the earliest forms of the alphabet was hieroglyphics. Hieroglyphics were single symbols that stood for entire words.
he identity of the creator of the first map is unknown. The first recorded maps were discovered around the ancient city of Babylon. The maps were created on clay tablets arounâ¦d 2300 B.C. Gerardus Mercator of Belgium is credited with publishing the first map used for nautical navigation in 1569.