1. Dermatology Section, Department of Medicine University of Perugia Perugia Italy
2. R&D Department ISPE (Institute of Skin and Product Evaluation) Milan Italy
3. Department of Biomedical Science and Human Oncology, Dermatological Clinic University of Bari Bari Italy
4. Department of Clinical and Experimental Medicine, Dermatology University of Messina Messina Italy