1. Oncologic Dermatology Unit IRCCS Azienda Ospedaliero‐Universitaria di Bologna Bologna Italy
2. Dermatology, Department of Medical and Surgical Sciences Alma Mater Studiorum University of Bologna Bologna Italy
3. Oncology Unit IRCCS Azienda Ospedaliero‐Universitaria di Bologna Policlinic of Sant'Orsola Italy
4. Section of Dermatology, Department of Health Sciences University of Florence Florence Italy