1. Section of Dermatology, Department of Health Sciences University of Florence Florence Italy
2. Unit of Dermatology S. Jacopo Hospital AUSL Toscana Centro Pistoia Italy
3. Cancer Research "AttiliaPofferi" Foundation Pistoia Italy
4. Department of Experimental Oncology European Institute of Oncology (IEO) IRCCS Milan Italy
5. Histopathology and Molecular Diagnostics Careggi University Hospital Florence Italy
6. Section of Pathology, Department of Health Sciences University of Florence and Histopathology and Molecular Diagnostics, Careggi University Hospital Florence Italy