1. Department of Restorative Dentistry, Dental School of Pernambuco, University of Pernambuco (UPE), Camaragibe, Brazil.
2. Department of Endodontics, University of Pernambuco (UPE), Camaragibe, Brazil.
3. Center for Biophotonics, University of California, Davis (UCDavis), Sacramento, California.
4. Faculty of Dentistry, University Center Tabosa de Almeida ASCES-UNITA, Caruaru, Brazil.
5. Department of Clinical Analysis, School of Pharmaceutical Sciences, Universidade Estadual Paulista (UNESP), Araraquara, Brazil.
6. Optics Group from Physics Institute of São Carlos (IFSC), University of São Paulo (USP), São Carlos, Brazil.
7. Laser Center, University of Pernambuco (UPE), Camaragibe, Brazil.