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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
Illicit drug use costs the United States approximately $181 billion every year.
People about to have surgery must tell their health care providers about all supplements they take.
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