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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Did you know?
The FDA recognizes 118 routes of administration.
Did you know?
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.