Case Control Study
Copyright ©The Author(s) 2020.
World J Gastroenterol. Dec 14, 2020; 26(46): 7325-7337
Published online Dec 14, 2020. doi: 10.3748/wjg.v26.i46.7325
Figure 1
Figure 1 Study population selection flowchart. AFP: Alpha-fetoprotein; CA19-9: Carbohydrate antigen 19-9; CEUS: Contrast-enhanced ultrasound; CHC: Combined hepatocellular-cholangiocarcinoma; HCC: Hepatocellular carcinoma; ICC: Intrahepatic cholangiocarcinoma.