1. Dental Research Division, School of Dentistry, Paulista University, São Paulo, Brazil
2. School of Dentistry, Federal University of Maranhão, São Luís, Brazil
3. Department of Surgery and Bucco-Maxillofacial Traumatology and Periodontology, Ribeirão Preto School of Dentistry, University of São Paulo, Ribeirão Preto, Brazil