Skin cancer patients undergoing etoposide, prednisolone, vincristine, and cyclophosphamide therapy may have hyperpigmentation of the teeth and tongue. Indo-American Journal of Pharma and Bio Sciences, [S. l.], v. 20, n. 4, p. 121–125, 2022. Disponível em: https://iajpb.org/index.php/iajpb/article/view/140. Acesso em: 24 jun. 2026.