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The horizontal fraction bar was introduced by the Arabs.
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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.
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Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.
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There are more sensory neurons in the tongue than in any other part of the body.
![Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap](https://biology-forums.com/gallery/47/medium_375552_19_08_15_9_26_03_223392320.jpeg)
![Model of malaria protozoa in a red blood cell. New parasites are produced and mature in the RBC, ...](https://biology-forums.com/gallery/47/medium_665046_08_03_17_8_19_04_265451059.jpeg)