1. Department of Nuclear Medicine Herlev and Gentofte Hospital Herlev Denmark
2. Department of Clinical Physiology and Nuclear Medicine Bispebjerg and Frederiksberg Hospital Copenhagen Denmark
3. Division of Endocrinology, Department of Medicine Herlev and Gentofte Hospital Herlev Denmark
4. Department of Otorhinolaryngology and Neck Surgery North Zealand Hospital Hilleroed Denmark
5. Department of Otorhinolaryngology and Neck Surgery Rigshospitalet Copenhagen Denmark