Duangjuk, J. ., U. . Asdornwised, K. . Wongkongkam, and T. . Tocharoenchok. “Effect of an information and communication technology program on the anxiety of coronary artery bypass graft patients’ caregivers in intensive care unit”. Chulalongkorn Medical Journal, vol. 65, no. 3, July 2021, https://he05.tci-thaijo.org/index.php/CMJ/article/view/142.