References
- Ivarsson A., Erlandsson B., Hikansson H, Nilsson P., Bennrup S., Sheppard H. Comparison between hearing threshold measurements made with and without the aid of an ear speculum. Audiology 1983; 22: 421–429
- Erlandsson B., Håkansson H., Ivarsson A., Nilsson P. Precision audiometry and the effectiveness of hearing conservation programs. Proceedings of the Fourth International Congress on Noise as a Public Health Problem, TurinItaly, June 21–25, 1983
- Klockhoff I., Drettner B., Hagelin K., Lindholm L. A method for computerized classification of pure tone screening audiometry results in noise-exposed groups. Acta Otolaryngol (Stockh) 1973; 75: 339–340