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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.
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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.