1. Division of Oral Surgery, School of Dentistry; Medical University of Vienna; Vienna Austria
2. Karl Donath Laboratory for Hard Tissue and Biomaterial Research, Division of Oral Surgery, School of Dentistry; Medical University of Vienna; Vienna Austria
3. Austrian Cluster for Tissue Regeneration; Vienna Austria
4. Department of Periodontology, Faculty of Odontology; University of Malmö; Malmö Sweden