Chueakul, N. ., M. . Obmasui, J. Sommart, and P. . Auiwattanakul. “Knowledge and Literacy of Health Products and Online Advertising among The Elderly in Bueng Niam sub-district, Muang District, Khon Kaen”. UBRU Journal for Public Health Research, vol. 14, no. 2, Aug. 2025, pp. 15-24, https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/270686.