1. Department of Endodontics, President Antonio Carlos University - Porto Nacional – ITPAC - Porto/FAPAC, Palmas, Brazil
2. Department of Surgery, Head, and Neck, Palmas Public General Hospital, Palmas, Brazil
3. Dental Clinic Department, Brazilian Army General Hospital of Belem, Belem, Brazil
4. Department of Dental Materials, Sao Jose University, Rio de Janeiro, Rio de Janeiro, Brazil
5. Department of Endodontics, Iguaçu University, Nova Iguaçu, Brazil