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The horizontal fraction bar was introduced by the Arabs.
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Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.
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Medication errors are three times higher among children and infants than with adults.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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People about to have surgery must tell their health care providers about all supplements they take.