| Affiliation: | 1. University Medical Centre Mainz, Institute of Medical Biostatistics, Epidemiology and Informatics (IMBEI), Mainz, Germany;2. University of Leipzig, Division of Psychosocial Oncology, Leipzig, Germany;3. University of Leipzig, Department of Psychosomatic Medicine and Psychotherapy, Leipzig, Germany;4. Jena University Hospital, Department of Otorhinolaryngology, Jena, Germany;5. Hospital Chemnitz, Department of Otorhinolaryngology, Chemnitz, Germany;6. Hospital Dresden–Friedrichstadt, Department of Otorhinolaryngology, Dresden, Germany;7. Hospital Martha–Maria, Department of Otorhinolaryngology, Halle–D?lau, Germany;8. Hospital Elblandkliniken, Department of Otorhinolaryngology, Riesa, Germany;9. Community Hospital St. Georg, Department of Otorhinolaryngology, Leipzig, Germany;10. University of Leipzig, Department of Otorhinolaryngology, Leipzig, Germany |
