Chartrungsan, A., P. Laksanabunsong, A. Nimmannit, B. Bundarika Suwanawiboon, N. Poungvarin, W. Wongkornrat, K. Tantiwongkosri, W. Slisatkorn, P. Sakiyalak, P. Thongcharoen, T. Subtaweesin, S. Sriyoschati, and T. Phanchaipetch. “Comparison of Temporary Interruption of Warfarin Therapy for 3 and 5 Days before Surgery in Thailand: A Randomized Controlled Trial”. Siriraj Medical Journal, vol. 65, no. 3, Apr. 2017, pp. 69-72, https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/82143.