1. Department of Restorative Dentistry, School of Dentistry, State University of Ponta Grossa, Ponta Grossa, PR, Brazil.
2. Department of Restorative Dentistry, School of Dentistry, Campos Gerais Higher Education Center - CESCAGE, Ponta Grossa, PR, Brazil.
3. Department of Operative Dentistry, Endodontics and Dental Materials, Bauru School of Dentistry, University of São Paulo, Bauru, SP, Brazil.
4. Department of Physiology and Pathology, Araraquara School of Dentistry, São Paulo State University, Araraquara, SP, Brazil.