Krungkaew, W., N. Karakhuean, C. Rukbanglaem, A. Wachiraphan, and V. Varapiang. “Predictive factors of health literacy among older adults with uncontrolled hypertension in Nakian Community, Nakhon Si Thammarat Province”. UBRU Journal for Public Health Research, vol. 15, no. 2, Aug. 2026, pp. 79-88, https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/279205.