Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.
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The horizontal fraction bar was introduced by the Arabs.
The principle of faunal succession uses animal fossils to tell relative time.
Adenosine, Time of Day, and Hunger
Time Estimates for Specific Office Procedures Cont.
Accumulation of toxicants over time and up the food chain