Clostridium difficile outbreak strain BI is highly endemic in Chicago area hospitals.
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Black SR, et al. Among authors: petrella la.
Infect Control Hosp Epidemiol. 2011 Sep;32(9):897-902. doi: 10.1086/661283.
Infect Control Hosp Epidemiol. 2011.
PMID: 21828970