5Folmer RL, Griest SE, Meikle MB, et al. Tinnitus severity, loudness and depression. Otolaryngol Head Neck Surg, 1999,121 : 48-51.
6Jastreboff PJ ,Jastreboff MM. Tinnitus retraining therapy(TRT) as a method for treatment of tinnitus and hyperacusis patients. J Am Acad Audiol,2000,11 : 162-177.
7Herraiz C, Hemandez FJ, Plaza G, et al. Long-term clinical trial of tinnitus retraining therapy. Otolaryngol Head Neck Surg, 2005, 133:774 -779.
8Newman CW, Jacobson GP, Spitzer JB. Development of the tinnitus handicap inventory. Arch Otolaryngol Head Neck Surg, 1996,122: 143-148.
9McCombe A, Baguley D, Coles R, et al. Guidelines for the grading of tinnitus severity : the results of a working group commissioned by the British Association of Otolaryngologists. Head and Neck Surgeons, 1999. Clin Otolaryngol,2001,26 :388-393.
10Markou K, Nikolaou A, Petridis DG, et al. Evaluation of various therapeutic schemes in the treatment of tinnitus due to acute acoustic trauma. Kulak Burun Bogaz Ihtis Derg,2004,12(5-6): 107-114.
