1. Department of Periodontics and Oral Medicine, University of Michigan School of Dentistry, Ann Arbor, MI, USA.
2. Department of Stomatology, University of Seville Faculty of Dentistry, Seville, Spain.
3. Formerly - Unit of Oral Surgery and Implantology, University Hospitals of Geneva, University of Geneva, Geneva, Switzerland.
4. Department of Multidisciplinary Regenerative Research, Guglielmo Marconi University, Rome, Italy.
5. Unit of Oral Surgery, Department of Surgical, Medical, Molecular and Critical Needs Pathologies, University of Pisa, Pisa, Italy.