Diajil A, Thomson P. Risk Factors of Oral Cancer and Potentially malignant disorders (PMDs) – Developing a High / Low Risk Profiling System. J Bagh Coll Dent [Internet]. 1 [cited 19Nov.2019];28(1):63-2. Available from: http://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/1085