Khuntikeo, Narong, and Puangrat Yongvanit. “Conceptual Framework of Health Policy and Strategies to Administer and Manage Cholangiocarcinoma Systematically and Effectively”. Srinagarind Medical Journal 27 (August 23, 2013): 422–426. accessed September 17, 2026. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/11168.