Hameed, Maryam, et al. “P16 Immunoexpression in Oral Squamous Cell Carcinoma: A Cross-Sectional Study from a Tertiary Care Center ”. Pakistan Journal of Pathology, vol. 36, no. 4, Dec. 2025, pp. 326-9, doi:10.55629/pakjpathol.v36i4.960.