1. Department of Dental Materials and Prosthodontics, Sao Paulo State University (Unesp), School of Dentistry, Araraquara, Brazil
2. Department of Physiological Sciences, Piracicaba Dental School, University of Campinas – UNICAMP, Piracicaba, Brazil
3. Department of Pediatric Dentistry, Piracicaba Dental School, University of Campinas – UNICAMP, Piracicaba, Brazil
4. Center for Oral Biology, University of Rochester, Rochester, NY, USA