Klumthong, S. “Effect of aspirin use for primary prevention of cardiovascular diseases in type 2 diabetic patients: A retrospective cohort study”. Journal of Public Health and Health Sciences Research, vol. 5, no. 1, Apr. 2023, pp. 84-99, https://he01.tci-thaijo.org/index.php/JPHSR/article/view/259479.