K. . Kaedpan, K. . Ruangdej Chaosuansreecharoen, and J. . Kummabu, “Effects of a Health Literacy Program on Health Behavior and Blood Sugar Levels of Older Adults in a High-Risk Group for Diabetes”, NJPH (วารสาร พ.ส.), vol. 35, no. 2, pp. 162–177, Aug. 2025.