Kucharoen, C. “Risk Factor of Depression Among Diabetes Mellitus Type 2 Patients in Takhli Hospital Nakhon Sawan Province”. Journal of Preventive Medicine Association of Thailand, vol. 10, no. 2, Sept. 2020, pp. 240-53, https://he01.tci-thaijo.org/index.php/JPMAT/article/view/244999.