Fig. 2From: Efficacy and safety of oncolytic viruses in advanced or metastatic cancer: a network meta-analysisNetwork plots of comparisons of the ORRs and grade ≥ 3 adverse events for treatments in patients with cancer. Each round node represents one single treatment. The sample size of patients was shown in brackets. Each line represents a type of head-to-head comparison. The width of the lines is proportional to the number of trials comparing the connected treatments (pfu = plaque-forming units)Back to article page