Fig. 8From: Combined transplantation of mesenchymal stem cells and endothelial progenitor cells for tissue engineering: a systematic review and meta-analysisComparison of ALP of the combined-transplantation group versus that of the single-transplantation group. CI confidence interval, EPC endothelial progenitor cell, IV independent variable, MSC mesenchymal stem cell, SD standard deviationBack to article page