Nugraha, B.E. et al. 2020. Differences Between Alpha-Fetoprotein (AFP) and Prothrombin Induced by Vitamin K Absence or antagonist II (PIVKA-II) Values as Early Detection Method for Hepatocellular Carcinoma (HCC) and Cirrhosis. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy. 19, 3 (July 2020), 153–157. DOI:https://doi.org/10.24871/1932018153-157.