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Everyone has one nostril that is larger than the other.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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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%.