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Roumie CL, Elasy TA, Wallston KA, Pratt S, Greevy RA, Liu X, Alvarez V, Dittus RS, Speroff T.Roumie CL, et al.Jt Comm J Qual Patient Saf. 2007 May;33(5):277-85. doi: 10.1016/s1553-7250(07)33032-8.Jt Comm J Qual Patient Saf. 2007.PMID: 17503683Clinical Trial.