Real-world efficacy and safety of nivolumab in previously-treated metastatic renal cell carcinoma, and association between immune-related adverse events and survival: the Italian expanded access program ========================================================================================================================================================================================================== * Elena Verzoni * Giacomo Cartenì * Enrico Cortesi * Diana Giannarelli * Andrea De Giglio * Roberto Sabbatini * Sebastiano Buti * Sabrina Rossetti * Francesco Cognetti * Francesca Rastelli * Alberto Sobrero * Daniele Turci * Cora N. Sternberg * Camillo Porta * Federico Cappuzzo * Giampaolo Tortora * Davide Tassinari * Stefano Panni * Antonio Pazzola * Gianmarco Surico * Alessandra Raimondi * Ugo De Giorgi * Giuseppe Procopio * on behalf of the Italian Nivolumab Renal Cell Cancer Early Access Program group