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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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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.
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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.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
In 1979 Islamic militants held American embassy workers hostage in Tehran.
For the 2-year-old, encounters with peers provide valuable practice in communication and social ...
Out of Many: A History of the American People
Sign Language
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