Fig. 3From: Therapeutic potential of stem cell extracellular vesicles for ischemic stroke in preclinical rodent models: a meta-analysisEvaluation of publication bias. Funnel plots for mNSS (A) and infarct volume outcomes (B), with the y-axis signifying study quality and the x-axis showing the study results. C Trim-and-fill method was used to evaluate the missing studies in infarct volume outcomes. SMD, standardized mean differenceBack to article page