1. Graduate School of Periodontics and Implant Dentistry, University of the Andes (UANDES), Santiago, Chile
2. Department of Oral Health Sciences, Katholieke Universiteit Leuven (KUL) & Periodontology, University Hospitals Leuven, Leuven, Belgium
3. San Bernardo Health Center, Faculty of Medicine, University of the Andes (UANDES), Santiago, Chile
4. Private Practice, San Jose, Costa Rica
5. Department of Oral and Maxillofacial Surgery, University of Michigan Health System, Ann Arbor, MI, USA
6. LoB5 Research Unit, School of Dentistry & Research Center for Biomineralization Disorders, Chonnam National University, Gwangju, South Korea