A. Sajjad, M. Q. Raza, S. Z. Sajjad, I.- ud-D. Qureshi, S. S. Sarwar, and S. Minhas, “Effectiveness of crystal violet stain for localization of mitotic activity in oral squamous cell carcinoma”, J Fatima Jinnah Med Univ, vol. 13, no. 4, pp. 166–169, Apr. 2020.