References
- Barr B., Wedenberg E. Prognosis of perceptive hearing loss in children with respect to genesis and use of hearing aid. Acta Otolaryng. (Stockh.) 1965; 59(5)462
- Macrae J. H., Farrant R. H. The effect of hearing aid use on the residual hearing of children with sensorineural deafness. Ann. Otol. 1965; 74(2)409