Techanitisawad, Porjai, Wipawee Kittikowit, and Kewalee Sasiwimonphan. “Differentiation of papillary renal cell carcinoma subtypes by imaging features of CT scan”. Chulalongkorn Medical Journal 60, no. 5 (August 28, 2023). accessed December 11, 2025. https://he05.tci-thaijo.org/index.php/CMJ/article/view/531.