1. Section of Dermatology and Infectious Diseases Department of Medical Sciences University of Ferrara Ferrara Italy
2. Dermatology Department of Medicine and Surgery University of Parma Parma Italy
3. Department of Experimental, Diagnostic and Specialty Medicine‐ Division of Dermatology University of Bologna Bologna Italy
4. Dermatology Unit Department of Surgical Medical, Dental and Morphological Sciences, Transplant, Oncological and Regenerative Medicine University of Modena and Reggio Emilia Modena Italy