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Al-Reefy H, Johnson CA, Balfour A, Dilkes M.Al-Reefy H, et al.J Laryngol Otol. 2007 Oct;121(10):1006-8. doi: 10.1017/S0022215107006986. Epub 2007 Mar 19.J Laryngol Otol. 2007.PMID: 17367565