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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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There are 60,000 miles of blood vessels in every adult human.
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There are 20 feet of blood vessels in each square inch of human skin.