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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.