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Author Question: It is always necessary to have at least 25-30 participants in a study. a. True b. False ... (Read 26 times) |
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.