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In 1864, the first barbiturate (barbituric acid) was synthesized.
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.
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The average office desk has 400 times more bacteria on it than a toilet.
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There are approximately 3 million unintended pregnancies in the United States each year.
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The familiar sounds of your heart are made by the heart's valves as they open and close.