Tritrakarn, Siri-on, Nidcharat Arlaipol, Jate Lumyongsatien, and Suwimon Wonglaksanapimon. “Is Non-Contrast Enhanced CT of Paranasal Sinus Adequate for the Diagnosis of Complicated Sinusitis?”. Siriraj Medical Journal 70, no. 1 (March 9, 2018): 53–59. Accessed April 29, 2024. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/114903.