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Lesion of the hepatocellular carcinoma in a 68-year-old man on dynamic contrast-enhanced T1WI (A); pharmacokinetic parameter map (Ktrans, kep, ve, vp, and hepatic perfusion index) derived from the dual-input extended Tofts model (B-F), and the pharmacokinetic parameter maps (Fp, PS, kep, ve, vp, and hepatic perfusion index) derived from the dual-input 2-compartment exchange model (G-L).
