1. Department of Dental Materials and Prostheses, School of Dentistry of Ribeirao Preto, University of Sao Paulo, Sao Paulo, Brazil
2. Department of Restorative Dentistry, School of Dentistry of Ribeirao Preto, University of Sao Paulo, Sao Paulo, Brazil
3. Department of Maxillofacial Surgery, Prostheses and Traumatology, School of Dentistry of Sao Paulo, University of Sao Paulo, Sao Paulo, Brazil