1. Department of Periodontology Catholic University Leuven Faculty of Medicine School of Dentistry, Oral Pathology and Maxillo-Facial Surgery, Kapucijnenvoer 33 B-3000 Leuven, Belgium, Holder of the Branemark Chair in Osseointegration Catholic University Leuven Faculty of Medicine School of Dentistry, Oral Pathology and Maxillo-Facial Surgery, Kapucijnenvoer 33 B-3000 Leuven, Belgium
2. Department of Prosthetic Dentistry Catholic University Leuven Faculty of Medicine School of Dentistry, Oral Pathology and Maxillo-Facial Surgery, Kapucijnenvoer 33 B-3000 Leuven, Belgium
3. Department of Periodontology Catholic University Leuven Faculty of Medicine School of Dentistry, Oral Pathology and Maxillo-Facial Surgery, Kapucijnenvoer 33 B-3000 Leuven, Belgium