1. Oncology Unit ASST Bergamo Ovest Italy
2. Oncology Unit Casa di cura Igea Milan Italy
3. Oncology Unit Fondazione Poliambulanza Brescia Italy
4. Otolaryngology Unit Fondazione Poliambulanza Brescia Italy
5. Department of Radiation Oncology University of Brescia and Spedali Civili Brescia Italy
6. Medical Oncology, Department of Medical and Surgical Specialties, Radiological Sciences, Public Health University of Brescia Brescia Italy