Chaikittha, Nalinrat, and Prakobkiat Hirunwiwatku. 2023. “Efficacy and adverse effects of vessel sealing system tonsillectomy versus cold knife tonsillectomy: A pilot study”. Chulalongkorn Medical Journal 53 (5). Bangkok, Thailand. https://he05.tci-thaijo.org/index.php/CMJ/article/view/983.