1. Department of Otorhinolaryngology, Section of Experimental Oncology & Nanomedicine (SEON), Head & Neck Surgery, Else Kröner-Fresenius-Stiftung-Professorship, University Hospital Erlangen, Glückstraße 10a, 91054 Erlangen, Germany
2. Department of Otorhinolaryngology, Section of Phoniatrics & Pediatric Audiology, Head & Neck Surgery, University Hospital Erlangen, Bohlenplatz 21, 91054 Erlangen, Germany