1. Department of Diagnosis and Surgery, São Paulo State University (UNESP), School of Dentistry, Araraquara Sao Paulo, Brazil
2. Department of Dental Materials and Prosthodontics, São Paulo State University (UNESP), School of Dentistry, Araraquara Sao Paulo, Brazil
3. Department of Social Dentistry, São Paulo State University (UNESP), School of Dentistry, Araraquara Sao Paulo, Brazil