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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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People about to have surgery must tell their health care providers about all supplements they take.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.