Rojthamarat, Sirikorn, Chomchuen Somprasert, and Puangpaka Kongvattananon. “Symptom Experiences and Management of Patients With Head and Neck Cancer Receiving Radiation Therapy: Integrated Review”. The Bangkok Medical Journal 14, no. 2 (September 20, 2018): 108. Accessed October 20, 2021. https://he02.tci-thaijo.org/index.php/bkkmedj/article/view/222566.