1 Department of Surgery and Integrated Clinics, Araçatuba Dental School-UNESP Univ. Estadual Paulista Department of Surgery and Integrated Clinics, Araçatuba Dental School-UNESP Univ. Estadual Paulista, Araçatuba Department of Stomatology, Bauru Dental School, São Paulo State University, Bauru, São Paulo, Brazil.