1. Department of Oral Diagnosis, Division of Oral Radiology, Piracicaba Dental School, University of Campinas (UNICAMP), Piracicaba, São Paulo, Brazil.
2. Department of Pathology and Dentistry Clinic, School of Dentistry, Federal University of Piauí (UFPI), Teresina, Piauí, Brazil.
3. Department of Propedeutics and Integrated Clinic, Division of Oral Radiology, School of Dentistry, Federal University of Bahia (UFBA), Salvador, Bahia, Brazil.