Sirivatanauksorn, Vorapan, Yongyut Sirivatanauksorn, and Yudhtana Sattawatthamrong. 2002. “Pancreatic Cancer : From Clinical to Molecular Aspects”. Siriraj Medical Journal 54 (10):638-54. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245321.