Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.
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By definition, when a medication is administered intravenously, its bioavailability is 100%.
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According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Web spun by spider fed with prey containing caffeine
