Langstan, Pichanee, and Rujira Duangsong. 2018. “Effects of Health Education Program with Short Video on Behavior Modification for Liver Fluke Prevention among Risk Groups Aged 40-59 Years in Selaphum District, Roi-Et Province”. Thai Journal of Health Education 40 (2):64-74. https://he01.tci-thaijo.org/index.php/muhed/article/view/136284.