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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
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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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Illicit drug use costs the United States approximately $181 billion every year.
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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.