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Ray AJ, Hoyen CK, Das SM, Eckstein EC, Donskey CJ.Ray AJ, et al. Among authors: donskey cj.Infect Control Hosp Epidemiol. 2002 Aug;23(8):474-7. doi: 10.1086/502090.Infect Control Hosp Epidemiol. 2002.PMID: 12186217