Bunmee, Uthen, Suvipaporn Siripornpitak, and Marin Satawiriya. 2022. “Left ventricular ejection fraction from magnetic resonance imaging and transthoracic echocardiography”. Journal of Medicine and Health Sciences 29 (2):188-94. https://he01.tci-thaijo.org/index.php/jmhs/article/view/258423.