Joomprabutra, W., T. Kongsuk, S. Aroonpongpaisal, S. Janthong, J. Leejongpermpoon, H. Saima-in, and S. Sukhawaha. “Effectiveness of Transcranial Direct Current Stimulant in Major Depressive Disorder Patients: A Randomized Control Trial”. Srinagarind Medical Journal, vol. 40, no. 3, June 2025, pp. 342-53, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/265991.