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