Wuttiwongsanon C, Teeraboonyakul W (2019) “Comparative study between Efficacy of 0.025% Oxymetazoline with 1% Lidocaine and 1% Ephedrine with 2% Lidocaine in Nasal Preparation before Nasal Endoscopy”, Journal of The Department of Medical Services, 44(1), pp. 63–66. Available at: https://he02.tci-thaijo.org/index.php/JDMS/article/view/246966 (Accessed: 19 April 2024).