Sastravaha, A., Jirasirirojanakorn, K., Noosud, J., Duangurai, T., Krajarngjang, T., Sutthiprapa, W., Niyom, S. and Thengchaisri, N. (2014) “Transvenous Pacemaker Implantation in a Schnauzer with Sick Sinus Syndrome”, The Thai Journal of Veterinary Medicine, 44(1), pp. 133–139. available at: https://he01.tci-thaijo.org/index.php/tjvm/article/view/17323 (accessed: 10 December 2025).