1. Department of Specialistic Clinical & Odontostomatological Sciences, Polytechnic University of Marche, 60126, Ancona, Italy
2. Department of Economics & Law, University of Macerata, via Crescimbeni, 20, 62100, Macerata, Italy
3. Oncology Unit, Policlinico Hospital, 95123, Catania, Italy
4. Department of Pathology & Laboratory Medicine, Indiana University School of Medicine, Indianapolis, IN 46202, USA
5. Department of Surgery, Cordoba University Medical School, 14071, Cordoba, Spain
6. Section of Pathological Anatomy, Polytechnic University of the Marche Region, School of Medicine, United Hospitals, 60126, Ancona, Italy
7. Department of Social & Economic Sciences, Sapienza University of Rome, Piazzale Aldo Moro, 5 - I-00185, Rome, Italy
8. School of Business, London South Bank University, London, SE1 0AA, UK
9. Oncology Unit, Macerata Hospital, 62012, Macerata, Italy