Long-term outcomes with nivolumab plus ipilimumab versus sunitinib in first-line treatment of patients with advanced sarcomatoid renal cell carcinoma ===================================================================================================================================================== * Brian I Rini * Sabina Signoretti * Toni K Choueiri * David F McDermott * Robert J Motzer * Saby George * Thomas Powles * Frede Donskov * Scott S Tykodi * Sumanta K Pal * Saurabh Gupta * Chung-Wei Lee * Ruiyun Jiang * Nizar M Tannir