1. Department of Nuclear Medicine University of Brescia and ASST Spedali Civili Brescia Brescia Italy
2. Department of Radiation Oncology University of Brescia and ASST Spedali Civili Brescia Brescia Italy
3. Department of Otorhinolaryngology—Head and Neck Surgery University of Brescia and ASST Spedali Civili Brescia Brescia Italy
4. Department of Medical Oncology University of Brescia and ASST Spedali Civili Brescia Brescia Italy
5. Department of Radiology University of Brescia and ASST Spedali Civili Brescia Brescia Italy
6. Clinic of Nuclear Medicine, Imaging Institute of Southern Switzerland Ente Ospedaliero Cantonale Bellinzona Switzerland
7. Department of Nuclear Medicine and Molecular Imaging Lausanne University Hospital Lausanne Switzerland
8. Faculty of Biology and Medicine Università Della Svizzera Italiana Lugano Switzerland