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Adunka O, Unkelbach MH, Mack M, Hambek M, Gstoettner W, Kiefer J.Adunka O, et al. Among authors: kiefer j.Acta Otolaryngol. 2004 Sep;124(7):807-12. doi: 10.1080/00016480410018179.Acta Otolaryngol. 2004.PMID: 15370564
Helbig S, Van de Heyning P, Kiefer J, Baumann U, Kleine-Punte A, Brockmeier H, Anderson I, Gstoettner W.Helbig S, et al. Among authors: kiefer j.Acta Otolaryngol. 2011 Jun;131(6):585-95. doi: 10.3109/00016489.2010.544327. Epub 2011 Jan 31.Acta Otolaryngol. 2011.PMID: 21281057
von Ilberg CA, Baumann U, Kiefer J, Tillein J, Adunka OF.von Ilberg CA, et al. Among authors: kiefer j.Audiol Neurootol. 2011;16 Suppl 2:1-30. doi: 10.1159/000327765. Epub 2011 May 24.Audiol Neurootol. 2011.PMID: 21606646Review.
Adunka O, Kiefer J.Adunka O, et al. Among authors: kiefer j.Otolaryngol Head Neck Surg. 2006 Sep;135(3):374-82. doi: 10.1016/j.otohns.2006.05.002.Otolaryngol Head Neck Surg. 2006.PMID: 16949967