1. *Leandro Passos, DDS, MS, PhD, graduate teaching assistant, Operative Dentistry & Biomaterials, Division of Comprehensive Oral Health, Adams School of Dentistry, University of North Carolina, Chapel Hill, NC, USA
2. Marta Musskopf, DDS, MS, PhD, clinical associate professor, Division of Comprehensive Oral Health, Adams School of Dentistry, University of North Carolina, Chapel Hill, NC, USA
3. Adalberto Bastos Vasconcellos, DDS, MS, PhD, professor and graduate program director, Operative Dentistry & Biomaterials, Division of Comprehensive Oral Health, Adams School of Dentistry, University of North Carolina, Chapel Hill, NC, USA