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The longest a person has survived after a heart transplant is 24 years.

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People about to have surgery must tell their health care providers about all supplements they take.

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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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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 most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

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