Amput, Patchareeya, and Sirima Wongphon. 2016. “Correlation between Risk Factors and Blood Sugar Levels of Elderly with Type 2 Diabetes Mellitus”. Srinagarind Medical Journal 31 (5):305-13. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/71045.