[1] Young Otolaryngologists Int Federat Oto Rhino Lar, Paris, France
[2] Complexo Hosp Univ A Coruna CHUAC, Otorhinolaryngol Head & Neck Surg Dept, As Xubias 84, La Coruna 15006, Galicia, Spain
[3] Univ Santiago de Compostela Usc, Int Ctr Doctorate & Adv Studies CIEDUS, Clin Res Med, Santiago De Compostela, Galicia, Spain
[4] Hosp Univ Virgen Macarena HUVM, Otorhinolaryngol Head & Neck Surg Dept, Seville, Andalucia, Spain
[5] Univ Mons UMons, UMONS Res Inst Hlth Sci & Technol, Fac Med, Human Anat & Expt Oncol Dept, Mons, Belgium
[6] Complexo Hosp Univ Santiago de Compostela CHUS, Otorhinolaryngol Head & Neck Surg Dept, Santiago De Compostela, Galicia, Spain
[7] Univ Montreal, Div Otolaryngol Head, Montreal, PQ, Canada
[8] Univ Autonoma Barcelona, Hosp Santa Creu & St Pau, Otorhinolaryngol Head & Neck Surg Dept, Barcelona, Spain
[9] Ctr Invest Biomed Red Bioingn Biomat & Nanomed CI, Madrid, Spain
[10] Hosp Univ Donostia, Otorhinolaryngol Head & Neck Surg Dept, Donostia San Sebastian, Gipuzkoa, Spain