Ungkhara, G., C. Chanasriyotin, and N. Teerasuwanajuk. “The Mucociliary Function and Nasal Obstructive Symptoms in Allergic Rhinitis Patients”. Vajira Medical Journal : Journal of Urban Medicine, vol. 60, no. 1, Sept. 2017, pp. 15-22, https://he02.tci-thaijo.org/index.php/VMED/article/view/100308.