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Author Question: The remains of a disabled Neandertal who may have been cared for by other members of his group have ... (Read 158 times) |
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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There are 20 feet of blood vessels in each square inch of human skin.