Topics, Ideas, Resources and Sample Projects
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Topics, Ideas, Resources and Sample Projects |
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| Medical Dictionary | Medical Encyclopedia | Medical Biography | Medical Resources | Medicine Fair Projects |
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actinic keratosis A lesion on the skin, typically on the upper portion of the head, characterized by discolored, thickened or scaly growths of keratin, caused by exposure to the sun; common in fair-complected people of a certain age. They are precancerous. |
