Fig. 7From: Extended versus non-extended lymphadenectomy during radical cystectomy for patients with bladder cancer: a meta-analysis of the effect on long-term and short-term outcomesa The fixed-effects sensitivity analysis of recurrence-free survival. Contour-enhanced funnel plots and Egger’s test evaluating publication bias regarding recurrence-free survival (b), disease-specific survival (c), and overall-survival (d) in the meta-analysisBack to article page