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Frotzler A, Cheikh-Sarraf B, Pourtehrani M, Krebs J, Lippuner K.Frotzler A, et al. Among authors: krebs j.Spinal Cord. 2015 Sep;53(9):701-4. doi: 10.1038/sc.2015.74. Epub 2015 May 19.Spinal Cord. 2015.PMID: 25987003