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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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Medication errors are three times higher among children and infants than with adults.
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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).