1. Department of Medical Oncology IRCCS Azienda Ospedaliero‐Universitaria di Bologna Bologna Italy
2. Laboratory of Oncologic Molecular Pathology IRCCS Azienda Ospedaliero‐Universitaria di Bologna Bologna Italy
3. Pathology Unit Department of Diagnostic Medicine and Prevention Sant'Orsola‐Malpighi HospitalUniversity of Bologna Italy
4. Dermatology Department of Experimental, Diagnostic and Specialty Medicine University of Bologna Italy
5. Department of Medical Oncology IRCCS Azienda Ospedaliero‐Universitaria Sant'Orsola ‐Malpighi Hospital Bologna Italy