The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Medication errors are three times higher among children and infants than with adults.
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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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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
Enzymes: Note the enzyme has the ending ase as in sucrase and the actual substrate is sucrose.
Cloud Types
Three Main Types of Tectonic Plates Boundaries
A Comparison of Transport Types
In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig