1. Department of Restorative Dentistry, Endodontics Division, School of Dentistry of Piracicaba, UniversidadeEstadual de Campinas, Piracicaba, Brazil
2. Division of Preventive and Community Dentistry, School of Dentistry, Universidade Federal de Uberlândia, Uberlândia, Brazil
3. Department of Morphology, Center of Biological Sciences and Health, Universidade Federal de Sergipe, São Cristóvão, SE, Brazil
4. Undergraduate student in dentistry, School of Dentistry, Universidade Federal de Uberlândia, Uberlândia, MG, Brazil
5. Postgraduate Program in Dentistry, School of Dentistry, Universidade Federal de Uberlândia, Uberlândia, MG, Brazil
6. Division of Endodontics, Dental School, Universidade Federal do Amazonas, Manaus, AM, Brazil