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Fehr A, Walther E, Schmidt-Posthaus H, Nufer L, Wilson A, Svercel M, Richter D, Segner H, Pospischil A, Vaughan L.Fehr A, et al.PLoS One. 2013 Aug 12;8(8):e70853. doi: 10.1371/journal.pone.0070853. eCollection 2013.PLoS One. 2013.PMID: 23951025Free PMC article.