1. Center of Biophotonics, School of Dentistry, Federal University of Bahia, Salvador, Bahia, Brazil.
2. Dental School, Universidade do Vale do Paraíba, São José dos Campos, São Paulo, Brazil.
3. Laser Unit, Campinas University Faculty of Medical Science, Campinas, São Paulo, Brazil.
4. Oral Pathology, School of Dentistry, Federal University of Bahia, Salvador, Bahia, Brazil.
5. Biomedical Engineering, Universidade Camilo Castelo Branco, São José dos Campos, São Paulo, Brazil.