Thangkratok, P., P. Boonpradit, and N. Palacheewa. “Factors predicting health literacy among older adults with chronic diseases in community”. Thai Journal of Cardio-Thoracic Nursing, vol. 33, no. 1, Sept. 2022, pp. 215-30, https://he02.tci-thaijo.org/index.php/journalthaicvtnurse/article/view/254622.