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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.