1. Department of Surgery and Biomedicine; Dermatologic Clinic of Terni; University of Perugia; Perugia Italy
2. Division of Dermatology; Department of Experimental Diagnostic and Specialty Medicine; University of Bologna; Bologna Italy
3. Department of Surgery and Translational Medicine; Section of Dermatology; University of Florence; Florence Italy
4. Galderma Italia S.p.A.; Agrate Brianza Italy