A doctor with the Mayo Clinic says an antibiotic-resistant superbug, that has killed 19 people at a National Institutes of Health facility in Maryland, is most likely transferred between patients and,... more 
A doctor with the Mayo Clinic says an antibiotic-resistant superbug, that has killed 19 people at a National Institutes of Health facility in Maryland, is most likely transferred between patients and, or medical professionals. (Sept. 17) less 
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Mon, Sep 17, 2012 4:11 PM EDT