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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
The longest a person has survived after a heart transplant is 24 years.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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