Copyright 2015, Domino Print. All rights reservedNo part of this proceedings book may be translated or reproduced in any form print, photoprint, micro-film or any their means without prior written permission of the Publisher.NoticeThe Proceedings “15 Years Continuing Medical Education in Otology and Neuro-Otology, Bulgaria”is with style and requirement of “Pro Otology” Balkan Journal of Otology & Neuro-Otology. No re-sponsibility is assumed by the Publisher for any use or operation methods, products, instruction orideas contained in material herein.Permission may be sought directly from Domino Print.PhotocopyingSingle photocopies of single text may be made for personal use. Permission of the Publishers requiredfor all other photocopying, including multiple or systematic copying, for advertising, promotional pur-poses, resale and all forms of document delivery.First Edition: 2015ISSN: 1311 - 8633Distributor:The Pro Otology AssociationTel: +359 42 600 725e-mail: pddimov@abv.bghttp://www.prootology.domino.bgDistributed “free of charge” to the attendants of the 2014 “Hearing Loss – Functional Diagnostic andTreatment” International, Interdisciplinary Conference Production Editor: Pavel DimovText design, Cover design and production: Pavel DimovPrepress: Domino EOODText correction: Marina DobrevaPrint&Binding: Duga+ HousePrinted in Bulgaria
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