Babu, B., K. Hallikeri, and K. Kumar. “Immunoexpression of p53 and Ki-67 Correlated With Clinicopathological Parameters in Predicting Recurrence of Oral Squamous Cell Carcinoma”. Asian Journal of Medical Sciences, vol. 11, no. 2, Feb. 2020, pp. 1-8, doi:10.3126/ajms.v11i2.27022.