1. Pontifical Catholic University of Rio Grande do Sul (Pontifícia Universidade Católica do Rio Grande do Sul) Salvador Bahia Brazil
2. Federal University of Bahia (Universidade Federal da Bahia ‐ UFBA) Salvador Bahia Brazil
3. Federal University of Ceará (Universidade Federal do Ceará ‐ UFC) Salvador Bahia Brazil
4. Feira de Santana State University (Universidade Estadual de Feira de Santana ‐ UEFS) Salvador Bahia Brazil
5. Brazilian Association of Dentistry of Bahia Salvador Bahia Brazil
6. Bahian School of Medicine and Public Health (EBMSP) Salvador Bahia Brazil
7. Federal Council of Dentistry Salvador Bahia Brazil
8. University of São Paulo Salvador Bahia Brazil
9. EBMSP/Roberto Santos General Hospital Salvador Bahia Brazil