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Author Question: Which substance strengthens tooth enamel? A) fluoride B) abrasive C) plaque D) ... (Read 35 times) |
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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.