1. Department of Otorhinolaryngology, Plastic, Aesthetic, and Reconstructive Head and Neck Surgery, University Hospital Würzburg
2. Institute of Pathology and Comprehensive Cancer Center Mainfranken, Julius-Maximilian University Würzburg
3. Department of Nuclear Medicine
4. Department of Diagnostic and Interventional Radiology, University Hospital Würzburg, Würzburg
5. Department of Otorhinolaryngology–Head and Neck Surgery, RWTH Aachen University, Aachen
6. Division of Endocrinology, Department of Internal Medicine I, University Hospital Würzburg, Würzburg, Germany