Spectrum of Biliary Lesions/Neoplasms in Hepatic Parenchyma with Reference to a Precursor of Small Duct-Type Intrahepatic Cholangiocarcinoma: Comprehensive Categorization into Three Groups. - Nakanuma, Yasuni; Sasaki, Motoko; Kakuda, Yuko; Oishi, Takuma (Cancers, 2026)