Dr. William Schaffner of Vanderbilt University School of Medicine, provides insight on a very resistant bacteria that affects patients mostly in hospitals. CNBC contributor Barbara Ryan, weighs in on ... more 
Dr. William Schaffner of Vanderbilt University School of Medicine, provides insight on a very resistant bacteria that affects patients mostly in hospitals. CNBC contributor Barbara Ryan, weighs in on the challenges facing the pharmaceutical companies. less 
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Wed, Jan 8, 2014 1:44 PM EST