1. Dentistry Department Uniavan University Balneario Camboriu Brazil
2. Graduate Program in Public Health Federal University of Santa Catarina Florianopolis Brazil
3. Graduate Program of Dentistry Federal University of Santa Catarina Florianopolis Brazil
4. Department of Maxillofacial Surgery, Prosthetics and Traumatology Division of Maxillofacial Prosthesis/Sports Dentistry School of Dentistry University of Sao Paulo Sao Paulo Brazil