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The horizontal fraction bar was introduced by the Arabs.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.