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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Medication errors are more common among seriously ill patients than with those with minor conditions.
Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
The horizontal fraction bar was introduced by the Arabs.
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