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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
The horizontal fraction bar was introduced by the Arabs.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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