FOR YEARS, UNITED STATES public health officials have watched nervously as drug-resistant superbugs marched around the world, killing hundreds of thousands of people. Then in January, a report from the Centers for Disease Control and Prevention revealed that an elderly Nevada woman had died of a bacterial infection that defied even the biggest guns in the infection-fighting arsenal. That's when many U.S. experts sounded the alarm: Time is running out to stop these deadly pathogens.
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