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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.