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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
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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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There are approximately 3 million unintended pregnancies in the United States each year.