[1
]
Division of Fixed Prosthodontics and Biomaterials, University Clinic of Dental Medicine,
University of Geneva, Geneva, Switzerland. Electronic address: susanne.scherrer@unige.ch.
[2
]
Research Laboratory for Dental Biomaterials, Dental Clinic 1, University of Erlangen-Nuernberg,
Erlangen, Germany. Electronic address: ulrich.lohbauer@fau.de.
[3
]
Post-Graduate Program in Dentistry, Dental School, University of Passo Fundo, Campus
I, BR 285, 99052-900, Passo Fundo, RS, Brazil. Electronic address: dbona@upf.br.
[4
]
Department of Medical Biotechnologies, University of Siena, Siena, Italy. Electronic
address: alessandrovichi1@gmail.com.
[5
]
Research and Development Department VITA Zahnfabrik, Bad Saeckingen, Germany. Electronic
address: m.tholey@vita-zahnfabrik.com.
[6
]
Department of Reconstructive Dentistry and Center for Biomaterials, University of
Connecticut Health Center, Farmington, USA. Electronic address: kelly@uchc.edu.
[7
]
School of Clinical Dentistry, University of Sheffield, Sheffield, UK. Electronic address:
r.vannoort@sheffield.ac.uk.
[8
]
Department of Biomaterials and Oral Biology, School of Dentistry, University of São
Paulo, Brazil. Electronic address: paulofc@usp.br.