S. . Raman, M. . Sudalaimuthu, K. . Amitkumar, and J. J. John, “An observational study on immunohistochemical expression profile of PCNA in urothelial carcinoma of bladder and association with clinicopathological parameters”, J Neonatal Surg, vol. 14, no. 21S, pp. 873–879, May 2025.