Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.
A typical office file room. (Paper medical records are rapidly being replaced by electronic ...
A typical ratchet used to rotate a socket. A ratchet makes a ratcheting noise when it is being ...
Typical optical distributor.
A typical fuel tank installation.
Success is not always what you see
Early growth of the common bean (Phaseolus vulgaris), a typical eudicot.