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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
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