Fouzia, HAKKOU, ZEMMOURI Yousra, and CHBICHEB Saliha. “Malignant Transformation of Labial Lichen Planus: A Case Report and a Review of the Literature”. International Journal of Innovative Research in Medical Science 6, no. 09 (September 4, 2021): 608–611. Accessed May 20, 2024. https://www.ijirms.in/index.php/ijirms/article/view/1144.