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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Blood is approximately twice as thick as water because of the cells and other components found in it.
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