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Seifert J, Frank M, Köln T, Beniers K, Kramer A, Ekkernkamp A, Gümbel D.Seifert J, et al. Among authors: frank m.Unfallchirurg. 2016 Mar;119(3):217-24. doi: 10.1007/s00113-014-2638-8.Unfallchirurg. 2016.PMID: 25394753German.
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