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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.
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The average office desk has 400 times more bacteria on it than a toilet.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.
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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.