Arasabalan, Balasingham. “The Effectiveness of HeartMath Biofeedback Intervention to Improve Blood Glucose Levels Among Type 2 Diabetes Mellitus Patients”. International Journal of Research in Medical Sciences 14, no. 4 (March 30, 2026): 1405–1410. Accessed April 7, 2026. https://www.msjonline.org/index.php/ijrms/article/view/16711.