Fig. 4From: Prognostic value of preoperative lymphocyte-related systemic inflammatory biomarkers in upper tract urothelial carcinoma patients treated with radical nephroureterectomy: a systematic review and meta-analysisFunnel plots of a NLR and OS, b NLR and CSS, c NLR and DFS/RFS/MFS, and d NLR and PFSBack to article page