1. Department of Restorative Dentistry; Federal University of Minas Gerais-School of Dentistry (UFMG/FO); Belo Horizonte Minas Gerais Brazil
2. Department of Biomaterials and Biomimetics; New York University College of Dentistry; New York NY
3. Department of Orthodontics; University of Pennsylvania School of Dental Medicine; Philadelphia PA
4. Department of Prosthodontics; Bauru School of Dentistry; University of Sao Paulo; Bauru Sao Paulo Brazil
5. Department of Tissue Engineering and Biophotonics; King's College London; Guy's Hospital London UK