RT @MiriamETucker: Dr. Gallagher: In AZ in 2008, almost 8000 hc workers at 3 hosp were exposed to measles in nosocomial outbreak. #ACIP
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RT @MiriamETucker: Dr. Gallagher: In AZ in 2008, almost 8000 hc workers at 3 hosp were exposed to measles in nosocomial outbreak. #ACIP