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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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The human body produces and destroys 15 million blood cells every second.
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The horizontal fraction bar was introduced by the Arabs.
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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
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The familiar sounds of your heart are made by the heart's valves as they open and close.