1. Professor; Department of Stomatology; Pontifícia Universidad Católica Madre y Maestra; Santiago Dominican Republic
2. Postgraduate student; Department of Prosthodontics; Bauru School of Dentistry; University of São Paulo; Bauru Brazil
3. Associate Professor; Department of Stomatology (Pathology); Bauru School of Dentistry; University of São Paulo; Bauru Brazil
4. Assistant Professor; Department of Prosthodontics; Bauru School of Dentistry; University of São Paulo; Bauru Brazil
5. Associate Professor; Department of Prosthodontics; Bauru Dental School; University of São Paulo; Bauru Brazil