Buranakarl C, Phakhawambodee T, Tungjitpeanpong R, Boonpala P. ECG Quiz. TJVM [internet]. 2014 Jun. 6 [cited 2026 Sep. 17];44(2):269-72. available from: https://he01.tci-thaijo.org/index.php/tjvm/article/view/18578