Dsouza, Caren, and Vinay Rao. “The Reliability and Effectiveness of European Organization for Research and Treatment of Cancer Quality of Life Questionnaire, Core Head and Neck Module (EORTC QLQ-H&N35) in Head and Neck Cancer”. Academic Journal of Surgery 5, no. 1-2 (May 7, 2019): 12-15. Accessed August 2, 2021. https://ajs.tums.ac.ir/index.php/ajs/article/view/133.