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Ioannidis JP, Lau J.Ioannidis JP, et al.Jt Comm J Qual Improv. 1999 Sep;25(9):462-9. doi: 10.1016/s1070-3241(16)30460-6.Jt Comm J Qual Improv. 1999.PMID: 10481815Review.