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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
The average adult has about 21 square feet of skin.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
Approximately 25% of all reported medication errors result from some kind of name confusion.
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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