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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.