Trangcasanchai, Pimwatchanok, Parunya Thiyajai, Pimnapanut Sridonpai, Karaked Tongdonpo, Sarunya Kitdumrongthum, Wantanee Kriengsinyos, and Aree Prachansuwan. 2024. “Development and Validation of a Semi-Quantitative Food Frequency Questionnaire for Assessing Prebiotic and Probiotic Intake among Thai Adults”. Journal of Nutrition Association of Thailand (Online) 59 (2):67-80. https://he01.tci-thaijo.org/index.php/JNAT/article/view/273345.