COMPARISON OF UPFRONT VERSUS DEFERRED CYTOREDUCTIVE NEPHRECTOMY IN PATIENTS WITH METASTATIC RENAL CELL CARCINOMA RECEIVING SYSTEMIC THERAPY: A SYSTEMATIC REVIEW AND META-ANALYSIS Article Li Kun-peng, He Miao, Wan Shun, Chen Si-yu, Wang Chen-yang, Li Xiao-ran, Yang Li International Journal of Surgery. Vol. 109. 2023. P. 3178-3188