1. Department of Dentistry, McGill University, Montreal, QC H3A 0C7, Canada
2. Montreal Jewish General Hospital, Department of Dentistry and Oral and Oral and Maxillofacial Surgery, Montreal, QC H3T 1E2, Canada
3. Santa Cabrini Hospital, Department of Surgery, Division of Plastics, Montreal, QC H1T 1P7, Canada
4. Regenerative Medicine Department, BTI Biotechnology Institute, 01007 Vitoria, Spain