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Bardsley M, Spiegelhalter DJ, Blunt I, Chitnis X, Roberts A, Bharania S.Bardsley M, et al. Among authors: spiegelhalter dj.Qual Saf Health Care. 2009 Jun;18(3):189-94. doi: 10.1136/qshc.2007.024802.Qual Saf Health Care. 2009.PMID: 19468000
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Spiegelhalter D, Grigg O, Kinsman R, Treasure T.Spiegelhalter D, et al.Int J Qual Health Care. 2003 Feb;15(1):7-13. doi: 10.1093/intqhc/15.1.7.Int J Qual Health Care. 2003.PMID: 12630796
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