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Knobe M, Carow JB, Ruesseler M, Leu BM, Simon M, Beckers SK, Ghassemi A, Sönmez TT, Pape HC.Knobe M, et al. Among authors: carow jb.BMC Med Educ. 2012 Sep 9;12:85. doi: 10.1186/1472-6920-12-85.BMC Med Educ. 2012.PMID: 22958784Free PMC article.Clinical Trial.