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	1.	No cover image available An evaluation of the acoustic feedback damping for behind the ear hearing aids / by P. Angaard Johansen by Johansen, P. Angaard Research Laboratory for Technical Audiology Publication details: Odense : Research Laboratory for Technical Audiology, 1975 Availability: Items available for loan: National Acoustic Laboratories (1)Call number: 621.395.92JOH. Add to cart (remove)
	2.	No cover image available Helping people hear with the NAL Sonata in the ear hearing aid/ [Videorecording] Publication details: Sydney, NSW. : National Acoustic Laboratories, 1990 Availability: Items available for loan: (1). Add to cart (remove)
	3.	No cover image available Gain and feedback problems when fitting behind-the-ear hearing aids to profoundly hearing impaired children/ by Ole Dyrlund and Peter Lundh, Frederickskolen Technical-Audiological Dept.,School for Deaf and Profoundly Hard-of-Hearing Children and Oticon Research Unit , Denmark by Dyrlund, Ole Oticon Lundh, Peter Oticon Fredericaskolen School for Deaf and Profoundly Hard-of-Hearing Children, Denmark Series: Report 89.01 Publication details: Copenhagen, Denmark: Oticon, 1989 Availability: Items available for loan: (1)Call number: 621.395 .92 DYR. Add to cart (remove)
	4.	No cover image available Does probe-tube verification of real-ear hearing aid amplification 1 characteristics improve outcomes in adult hearing aid users? A protocol for 2 a systematic review by Almufarrij, Ibrahim Kevin J Munro Harvey Dillon Material type: Text; Format: print ; Literary form: Not fiction Online resources: Click here to access online Availability: No items available. Add to cart (remove)

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