1. Collective Health Specialization, Faculty of Dentistry, Federal University of Rio de Janeiro, UFRJ, Rio de Janeiro, Brazil.
2. Dental Research Division, Department of Periodontology, Guarulhos University, Guarulhos, Brazil.
3. European Master in Oral Laser Applications (EMDOLA), University of Liege, Belgium and IFSC-University of São Paulo, USP Professor, São Paulo, Brazil.