-, A. -. et al. 2015. Relationship Between Vascular Endothelial Growth Factor and Severity of Hepatocellular Carcinoma. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy. 16, 2 (Aug. 2015), 67–72. DOI:https://doi.org/10.24871/162201567-72.