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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.