1. Department of Medicine and Surgery, Oral Medicine and Laser Surgery Unit Centro Universitario di Odontoiatria University of Parma Parma Italy
2. Clinical and Experimental Medicine PhD Program University of Modena and Reggio Emilia Modena Italy
3. Department of Medicine and Surgery and Robust Statistics Academy (Ro.S.A.) University of Parma Parma Italy
4. Department of Medicine and Surgery University of Parma Parma Italy
5. Department of Dermatology University of Modena and Reggio Emilia Modena Italy