1. Department of Osteology and Biomechanics University Medical Center Hamburg Eppendorf Hamburg Germany
2. Department of Trauma and Orthopaedic Surgery, Division of Orthopaedics University Medical Center Hamburg‐Eppendorf Hamburg Germany
3. Department of Otolaryngology‐Head and Neck Surgery Massachusetts Eye and Ear and Harvard Medical School Boston MA USA
4. Department of Otolaryngology‐Head and Neck Surgery Stanford University School of Medicine Stanford CA USA
5. Endocrine Unit Massachusetts General Hospital, Harvard Medical School Boston MA USA
6. Department of Diagnostic and Interventional Neuroradiology University Medical Center Hamburg‐Eppendorf Hamburg Germany
7. Department of Otorhinolaryngology University Medical Center Hamburg‐Eppendorf Hamburg Germany