Buranakarl, C., Sawangkoon, S., Kijtawornrat, A. and Phakhawambodee, T. (2013) “ECG Quiz”, The Thai Journal of Veterinary Medicine, 43(3), pp. 461–462. available at: https://he01.tci-thaijo.org/index.php/tjvm/article/view/12285 (accessed: 16 December 2025).