Panamonta, M., A. Chaikitpinyo, V. Klungboonkrong, C. Tantisirin, and K. Bhuripanyo. “Hert Diseases in School Children : A PreliminarySurvey in the Khon Kaen Municipal Area”. Srinagarind Medical Journal, vol. 1, no. 4, Nov. 2013, pp. 253-8, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13282.