Horning, D., Gomes, G. M., Bittencourt, B. F., Ruiz, L. M., Reis, A., & Gomes, O. M. M. (2015). Evaluation of human enamel permeability exposed to bleaching agents. Brazilian Journal of Oral Sciences, 12(2), 114-118. https://doi.org/10.20396/bjos.v12i2.8641083