1. Aloísio Oro Spazzin, DDS, MS, PhD, professor, School of Dentistry, Meridional Faculty (IMED), Passo Fundo-RS, Brazil
2. Guilherme Bottene Guarda, DDS, MS, PhD student, Department of Restorative Dentistry, Dental Materials Division, Piracicaba Dental School, State University of Campinas, Piracicaba-SP, Brazil
3. Aline Oliveira-Ogliari, DDS, MS, PhD student, School of Dentistry, Federal University of Pelotas, Pelotas-RS, Brazil
4. Fernanda Barbosa Leal, DDS, MS, PhD student, School of Dentistry, Federal University of Pelotas, Pelotas-RS, Brazil
5. Lourenço Correr-Sobrinho, DDS, MS, PhD, professor, Department of Restorative Dentistry, Dental Materials Division, Piracicaba Dental School, State University of Campinas, Piracicaba-SP, Brazil
6. Rafael Ratto de Moraes, DDS, MS, PhD, professor, School of Dentistry, Federal University of Pelotas, Pelotas-RS, Brazil