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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
More than 4.4billion prescriptions were dispensed within the United States in 2016.
Thyroid conditions may make getting pregnant impossible.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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