P. Boonkhruachoo, R. Tubwae, U. Inphook, J. Ontpoo, W. Youngsee, and S. Saijam, “Effect of Educational Information with Multimedia on Preoperative behavior of Patients Undergoing Esophagogastroduodenoscopy in Uttaradit Hospital”, HSCR, vol. 37, no. 2, pp. 78–86, Dec. 2022.