1. Alessandra Reis, DDS, PhD, professor, Restorative Dentistry, Universidade Estadual de Ponta Grossa, Ponta Grossa, Brazil
2. Stella Kossatz, DDS, MS, PhD, professor, Restorative Dentistry, University Estadual de Ponta Grossa, Ponta Grossa, Brazil
3. Gislaine Cristine Martins, DDS, MSc, PhD, Restorative Dentistry, Universidade Estadual de Ponta Grossa, Ponta Grossa, Brazil
4. Alessandro D Loguercio, DDS, MS, PhD, professor, Restorative Dentistry, University Estadual de Ponta Grossa, Ponta Grossa, Brazil