Kumar, Aman, Ravi Ranjan Jha, and N Kumar. “A Study of the Awareness of Oral Cancer and Its Associated Risk Factors Amongst O.P.D. Attendees at a Teaching Hospital of Bhubaneswar, India”. International Archives of BioMedical and Clinical Research 3, no. 1 (March 18, 2017): 58-60. Accessed November 13, 2019. https://iabcr.org/index.php/iabcr/article/view/120.