1 Medical Oncology, I.R.C.C.S. San Matteo University Hospital Foundation, Pavia, Italy; ; Italian Group of Onco-Nephrology (Gruppo Italiano di Oncologia Nefrologica/GION), Pavia, Italy.
2 Medical Oncology, I.R.C.C.S. San Matteo University Hospital Foundation, Pavia, Italy.