Ahmad, Paras, Mohmed Isaqali Karobari, Rizwan Mahmood, Tang Liszen, and Jawaad Ahmed Asif. “ETIOLOGY AND REGIONAL VARIATION OF ORAL CANCER- A REVIEW”. International Journal of Psychosocial Rehabilitation 24, no. 6 (August 31, 2020): 7465–7474. Accessed December 19, 2025. https://www.psychosocial.com/index.php/ijpr/article/view/7350.