Warinsirikul, W., R. Piwpong, S. Kongphrom, V. Durongrittichai, N. Suksumitr, K. Ninwongsanuwat, R. Tanomwong, J. Srijianthong, U. Sriprapakarn, S. Puangsakul, S. Namtad, O. Khuankaew, and M. Limpuangthip. “Effect of gauze packing beneath operation wound on bleeding in patients with open heart surgery”. Journal of Medicine and Health Sciences, vol. 27, no. 2, Aug. 2020, pp. 18-27, https://he01.tci-thaijo.org/index.php/jmhs/article/view/244761.