Fig. 2From: A methodological investigation of healthy tissue, hepatocellular carcinoma, and other lesions with dynamic 68Ga-FAPI-04 PET/CT imagingSchematic presentation of all applied models with image-derived input functions (IDIF). Model A has an IDIF from the hepatic artery, model V from the portal vein, and model AV uses both IDIFs. vB, indicates blood fractionBack to article page