Observational Study
Copyright ©The Author(s) 2021.
World J Gastrointest Oncol. Jun 15, 2021; 13(6): 600-611
Published online Jun 15, 2021. doi: 10.4251/wjgo.v13.i6.600
Figure 2
Figure 2 Positive correlation between serum vascular endothelial growth factor and the presence of performance validity testing among hepatocellular carcinoma cases. PVT: Performance validity testing; VEGF: Vascular endothelial growth factor.