Cirelli, T., G. J. P. L. de Oliveira, A. V. B. . Nogueira, I. J. P. Ribaldo, E. Y. D. . Furuta, and J. A. Cirelli. “Effect of Electric, Ultrasonic and Manual Toothbrushes on Biofilm Removal and Gingivitis Control: In Vitro and Parallel Randomized Controlled Clinical Trial Study”. Brazilian Journal of Oral Sciences, vol. 20, no. 00, Feb. 2021, p. e219280, doi:10.20396/bjos.v20i00.8659280.