1. Department of Periodontology; College of Dentistry - FOSJC; UNESP - State University of São Paulo; São José dos Campos SP Brazil
2. Department of Prosthodontics and Periodontics; Division of Periodontics; Piracicaba Dental School; UNICAMP - University of Campinas; Piracicaba SP Brazil
3. Department of Restorative Dentistry; College of Dentistry - FOSJC; UNESP - State University of São Paulo; São José dos Campos SP Brazil