**Author details**

Ángel Ramos Macías1,2, Silvia A. Borkoski Barreiro1,2\*, Juan Carlos Falcón González1,2 and Ángel Ramos de Miguel1,2

1 Department of Otolaryngology Head Neck Surgery, Complejo Hospitalario Universitario Insular Materno Infantil de Gran Canaria, Las Palmas, Spain

2 Department of Otolaryngology, Psychoacoustic and Balance Laboratory, Las Palmas University (ULPGC), Las Palmas, Spain

\*Address all correspondence to: silviaborkoski@hotmail.com

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
