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Knopf A, Szyper M, Mansour N, Sonnenberg J, Hofauer B, Niedermeyer H.Knopf A, et al.Acta Otolaryngol. 2016 Jul;136(7):711-6. doi: 10.3109/00016489.2016.1153808. Epub 2016 Mar 17.Acta Otolaryngol. 2016.PMID: 26986955
Arnold W, Busch R, Arnold A, Ritscher B, Neiss A, Niedermeyer HP.Arnold W, et al. Among authors: niedermeyer hp.Eur Arch Otorhinolaryngol. 2007 Jul;264(7):741-8. doi: 10.1007/s00405-007-0253-9. Epub 2007 Feb 13.Eur Arch Otorhinolaryngol. 2007.PMID: 17297608Free article.