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The horizontal fraction bar was introduced by the Arabs.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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