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Author Question: The first dental radiograph was produced using an exposure time of (Read 83 times) |
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.