Dangprasert, S. (2020) “The Effect of Using High Dose Simethicone on the Visibility of Upper Gastrointestinal Endoscopy”, Health Science Clinical Research. Uttaradit, Thailand, 35(2), pp. 33–44. available at: https://he02.tci-thaijo.org/index.php/hscr/article/view/253425 (accessed: 4 October 2026).