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Kofler M, Glocker FX, Leis AA, Seifert C, Wissel J, Kronenberg MF, Fuhr P.Kofler M, et al. Among authors: wissel j.Neurosci Lett. 1998 Apr 24;246(2):97-100. doi: 10.1016/s0304-3940(98)00243-2.Neurosci Lett. 1998.PMID: 9627189Clinical Trial.