1. Competence Unit Molecular Diagnostics, Center Health and Bioresources, Austrian Institute of Technology (AIT) GmbH, Vienna, Austria
2. Department of Oral Biology, School of Dentistry, Medical University of Vienna, Vienna, Austria
3. Austrian Cluster for Tissue Regeneration, Vienna, Austria
4. Department of Periodontology, School of Dental Medicine, University of Bern, Bern, Switzerland