1. Tinnitus—Diagnosis/Treatment;Shulman,1991
2. Combined treatment for tinnitus;Kitahara,1988
3. External electrical stimulation in tinnitus control;Shulman;Am J Otol,1985
4. Homolateral and contralateral masking of tinnitus;Feldmann;Br J Laryngol Otol,1981
5. Tinnitus classification: medical audiologic assessment;Goldstein,1981