S. S. Murata, R. Holland, V. de Souza, E. Dezan Junior, J. A. de Grossi, and C. Percinoto, “ Histological analysis of the periapical tissues of dog deciduous teeth after root canal filling with diferent materials ”, J Appl Oral Sci, vol. 13, no. 3, pp. 318–324, Sep. 2005, doi: 10.1590/S1678-77572005000300021.