1 Division of Medical Oncology for Melanoma, Sarcoma, and Rare Tumors, European Institute of Oncology, Scientific Institute for Research, Hospitalisation, and Healthcare, Milan, Italy. Electronic address: laura.pala@ieo.it.
2 Division of Medical Oncology for Melanoma, Sarcoma, and Rare Tumors, European Institute of Oncology, Scientific Institute for Research, Hospitalisation, and Healthcare, Milan, Italy.
3 MultiMedica San Giuseppe Hospital, IRCCS, Milan, Italy.