Kitphati, R., O. Watanawong, T. Wongsaroj, and C. Nithikathkul. “National Program of Opisthorchiasis in Thailand; Situation and Policy Strategy”. International Journal of Geoinformatics 17, no. 2 (April 2, 2021): 61–68. Accessed May 5, 2024. https://journals.sfu.ca/ijg/index.php/journal/article/view/1759.