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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.
Did you know?
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.