Fig. 6From: Prognostic impact of oral microbiome on survival of malignancies: a systematic review and meta-analysisFunnel plot of the impact of publication bias. a Oral microbiome and OS (by univariate HR). b Oral microbiome and OS (by multivariate HR). c Oral microbiome and DSS (by univariate HR). d Oral microbiome and DSS (by multivariate HR )Back to article page