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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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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.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Medication errors are three times higher among children and infants than with adults.