1. Otology & Neurotology Group CTS495, Human DNA Variability Department ‐ Centro de Genómica e Investigación OncológicaPfizer/Universidad de Granada/ Junta de Andalucía (GENYO) Granada Spain
2. Department of OtorhinolaryngologyHospital San Agustin Linares Spain
3. Division of Otoneurology, Department of OtorhinolaryngologyComplejo Hospitalario Badajoz Badajoz Spain
4. Division of Otoneurology, Department of OtorhinolaryngologyComplexo Hospitalario Universitario Santiago de Compostela Spain
5. Department of OtolaryngologySan Raffaelle Scientific Institute Milan Italy
6. Department of OtorhinolaryngologyHospital Cabueñes Gijón Spain
7. Department of OtolaryngologyHospital Universitario Salamanca Salamanca Spain
8. Department of OtolaryngologyHospital Miguel Servet Zaragoza Spain
9. Department of OtolaryngologyComplexo Hospitalario de Pontevedra Pontevedra Spain
10. Department of OtolaryngologyHospital Universitario de Getafe Madrid Spain
11. Department of OtolaryngologyHospital Universitario de Gran Canaria Dr Negrin Las Palmas Spain
12. Department of OtolaryngologyClinica Universidad de Navarra Pamplona Spain
13. Department of OtolaryngologyHospital de Poniente Almería Spain