1. ETEP (Etiology and Research of Periodontal and Peri‐implant Diseases) Research Group University Complutense of Madrid Madrid Spain
2. Department of Oral Cranio‐Maxillofacial and Facial Plastic Surgery Madical Center of the Johann Wolfgang Goethe‐University Frankfurt am Main Germany
3. Private Practice Aurora Colorado USA
4. School of Dentistry University of Colorado Health Sciences Center Denver USA
5. Department of Periodontology, School of Dentistry International University of Catalonia (UIC) Barcelona Spain
6. Department of Periodontology and Oral Medicine, School of Dentistry University of Michigan Ann Arbor Michigan USA
7. Department of Periodontology, School of Dentistry Universitat Internacional de Catalunya (UIC) Barcelona Spain
8. Private Practice Paris France
9. Department of Oral and Maxillofacial Surgery University Medical Center of the Johannes‑Gutenberg University Mainz Germany
10. Department of Periodontics & Oral Medicine Ann Arbor Michigan USA
11. Urban Regeneration Institute Budapest Hungary
12. International Research Collaborative – Oral Health and Equity, School of Anatomy, Physiology and Human Biology The University of Western Australia Crawley Western Australia Australia