1Nagler SM. Tinnitus retraining therapy and neurphysiological model of tinnitus[J]. Tinnitus Today, 1998,23 : 13- 15
2Jastreboff PJ,Jastreboff MM. Tinnitus retraining therapy(TRT) as a method for treatment of tinnitus and hyperacusis[J]. J Am Acad audiol, 2000,11:162- 177
10Byl FM. Seventy - six cases of presumed sudden hearing loss oc- curring in 1973 : prognosis and incidence[J]. Laryngoscope, 1977, 87(5Ptl) :817 -825.