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van der Riet P, Francis L, Levett-Jones T.van der Riet P, et al.Nurse Educ Pract. 2011 Mar;11(2):146-52. doi: 10.1016/j.nepr.2010.10.002. Epub 2010 Nov 10.Nurse Educ Pract. 2011.PMID: 21071275