E. M. Lombardo, M. R. Gonçalves, M. V. R. Só, M. A. T. Martins, and V. C. Carrard, “Oral Leukoplakia: Considerations about Treatment and Prognosis”, R. Fac. Odontol. Porto Alegre, vol. 59, no. 1, pp. 34–41, Oct. 2018.