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Hannig A, Kuth N, Özman M, Jonas S, Spreckelsen C.Hannig A, et al. Among authors: spreckelsen c.BMC Med Educ. 2012 Oct 31;12:104. doi: 10.1186/1472-6920-12-104.BMC Med Educ. 2012.PMID: 23110606Free PMC article.
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Tix N, Gießler P, Ohnesorge-Radtke U, Spreckelsen C.Tix N, et al. Among authors: spreckelsen c.JMIR Med Educ. 2015 Nov 11;1(2):e16. doi: 10.2196/mededu.4479.JMIR Med Educ. 2015.PMID: 27731860Free PMC article.
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