Pruksapong, C. “ศัลยศาสตร์ปริทัศน์: 2020 GUARDIANS OF THE YEAR”. Journal of the Association of General Surgeons of Thailand under the Royal of Patronage of HM the King , Vol. 5, no. 2, Feb. 2021, pp. 1-2, https://he02.tci-thaijo.org/index.php/agstjournal/article/view/249183.