1. Division of Oral Radiology, Department of Oral Diagnosis, Piracicaba Dental School, State University of Campinas, Piracicaba, São Paulo, Brazil.
2. Department of Dentistry, Federal University of Juiz de Fora Governador Valadares Campus, Governador Valadares, Minas Gerais, Brazil.
3. Division of Oral Diagnosis, Department of Dentistry, Federal University of Juiz de Fora Governador Valadares Campus, Governador Valadares, Minas Gerais, Brazil.
4. Division of Endodontics, Department of Dentistry, Federal University of Juiz de Fora Governador Valadares Advanced Campus, Governador Valadares, Minas Gerais, Brazil.