Skin cancer patients undergoing etoposide, prednisolone, vincristine, and cyclophosphamide therapy may have hyperpigmentation of the teeth and tongue. Ind-Am. J Pharm. Bio. Sci. [Internet]. 2022 Nov. 13 [cited 2026 Oct. 9];20(4):121-5. Available from: https://iajpb.org/index.php/iajpb/article/view/140