1 Postgraduation Programa in Dentistry, Estacio de Sa University, Avenida das Americas 700, Loja 218, Bloco 8 do Conjunto Comercial Citta - Barra da Tijuca, Rio de Janeiro, RJ, 22640‑100, Brazil. luciogoncalves@yahoo.com.br.
2 Postgraduation Programa in Dentistry, Estacio de Sa University, Avenida das Americas 700, Loja 218, Bloco 8 do Conjunto Comercial Citta - Barra da Tijuca, Rio de Janeiro, RJ, 22640‑100, Brazil.
3 Universidade Veiga de Almeida, Rio de Janeiro, Brazil.
4 University Claude Bernard Lyon 1, Laboratory "Health Systemic Process", EA4129, 69008, Lyon, France.
5 School of Dentistry, The University of Queensland, Brisbane, Australia.