References
- Bentzen O., Greisen O., Jordan O. Binaural hearing aid treatment of 300 patients. Int Audiol 1965; 4: 121
- Bentzen O., Hastrup E. Binaural hearing aids for the improvement of the discrimination ability of hard of hearing patients over 65 years of age. Geriatric Audiology, G. Lidén. Almqvist & Wiksell, Stockholm 1968; 87
- Bentzen O., Frost E., Skaftason S. Treatment with binaural hearing aids in presbyacusis. Int Audiol 1969; 8: 529
- Funch E. Om binaural hørelse og brug af hovedbårne apparater. Nordisk Audiologi 1962; 11: 63
- Hansen C. C. The aetiology of perceptive deafness. A clinico-pathological and anatomical study of temporal bones and brain structures. Acta Otolaryng (Stockholm) 1973, Suppl. 309
- Haskins H. L., Hardy W. G. Clinical studies in stereophonic hearing. Laryngoscope 1960; 70: 1427
- Jerger J. Audiological findings in aging. Advances Otorhinolaryng 1973; 20: 115
- Niemeyer W. Anpassung von Hörapparaten. Hals-Nasen-Ohren-Heilkunde, J. Berendes, R. Link, F. Zöllner. Georg Thieme, Stuttgart 1966; 1913