Boonla, Orachorn, Santipap Pueng-am, Arirat Lohawach, Jakrawut Sudapun, and Kumpanat Khamsuk. 2018. “Effect of Diaphragmatic Breathing Control on Heart Rate Variability in Overweight and Obese Female Adolescents”. Srinagarind Medical Journal 33 (5):95-101. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/137102.