Poolborwornrak, P., and W. Mahamit. “NUTRITIONAL STATUS AND FOOD CONSUMPTION BEHAVIORS OF THE ELDERLY IN NORTHEAST: A CASE STUDY HUAI BONG SUBDISTRICT, MUANG CHAIYAPHUM DISTRICT, CHAIYAPHUM PROVINCE”. Journal of Research and Innovation for Sustainability (JRIS), vol. 3, no. 3, May 2026, pp. 1-14, https://so17.tci-thaijo.org/index.php/JRIS/article/view/1584.