Clinical efficacy and safety of erlotinib combined with chemotherapy in the treatment of advanced pancreatic cancer: A meta-analysis

Figure 5 Plot of publication bias. A: Funnel plot depicting publication bias in the literature reporting disease control rate; B: Funnel plot depicting publication bias in the literature reporting overall survival; C: Funnel plot of publication bias in the literature reporting the incidence of progression-free survival; D: Funnel plot of publication bias in the literature reporting the incidence of regurgitation of anorexia nervosa; E: Inverted funnel plot of publication bias in the literature reporting the incidence of vomiting; F: Inverted funnel plot of publication bias in the literature reporting the incidence of diarrhea; G: Inverted funnel plot of publication bias in studies reporting the incidence of infections; H: Inverted funnel plot of publication bias in studies reporting the incidence of rashes.