Dr. Archana Bundela, Dr. Kumari Priyanka, Dr. Shalini Singh, and Dr .Rajesh Kumar Rai, “Immunohistochemical Evaluation of Matrix Metalloproteinase-9 Expression in Oral Epithelial Dysplasia and Oral Squamous Cell Carcinoma: A Clinicopathological Study ”, SJHR-Africa, vol. 7, no. 2, p. 9, Jun. 2026, doi: 10.51168/sjhrafrica.v7i2.2701.