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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
Everyone has one nostril that is larger than the other.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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