Figure 2From: Safety and efficacy of transurethral laser therapy for bladder cancer: a systematic review and meta-analysisQuality assessment. Chart summarizes our judgments about each risk of bias item for each included study. References: Liu et al. [13], Muraro et al. [17], Tao et al. [12], Xishuang et al. [14], Yang et al. [11], Zhong et al. [16] and Zhu et al. [15].Back to article page