1 Education College of the European Master in Oral Laser Applications (EMDOLA), University of Liege, Liege, Belgium.
2 IFSC-University of São Paulo, São Paulo, Brazil.
3 Collaborative Professor of the Collective Health Specialization, Faculty of Dentistry, Federal University of Rio de Janeiro, UFRJ, Rio de Janeiro, Brazil.
4 Department of Dental Sciences, Faculty of Medicine, University of Liege, Liege, Belgium.
5 Department of Community Dentistry, School of Dentistry, Federal University of Rio de Janeiro-UFRJ, Rio de Janeiro, Brazil.
6 Oral Health Work Group from World Federation of Public Health Associations, Tonny Volpi Award-Global Child Dental Fund-Harvard University in Preventive Research in Public Health, Boston, Massachusetts, USA.