Prognostic Significance of p53, Ki-67 and Bcl-2 in Leukoplakia and Squamous Cell Carcinoma of the Oral Cavity Published: October 1, 2017 | DOI: https://doi.org/10.7860/JCDR/2017/30365.2257Ipshita Bhattacharya, Leelavathi Dawson, Sonam Sharma