Jaidee, Rattanaporn, Sarinya Kongpetch, Auemduan Prawan, Laddawan Senggunprai, Upa Kukongviriyapan, and Veerapol Kukongviriyapan. “Quercetin Enhances Phenformin in Inhibition of Cholangiocarcinoma Cell Growth”. Srinagarind Medical Journal 35, no. 3 (May 25, 2020): 249–254. Accessed May 6, 2024. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/243311.