The horizontal fraction bar was introduced by the Arabs.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
