A phase II trial of intermittent nivolumab in patients with metastatic renal cell carcinoma (mRCC) who have received prior anti-angiogenic therapy ================================================================================================================================================== * Moshe C. Ornstein * Laura S. Wood * Brian P. Hobbs * Kimberly D. Allman * Allison Martin * Michael Bevan * Timothy D. Gilligan * Jorge A. Garcia * Brian I. Rini