1. Department of Surgery, Research Laboratories, University of Leipzig, 04103 Leipzig, Germany
2. Department of Conservative Dentistry and Periodontology, University of Leipzig, 04103 Leipzig, Germany
3. Interdisciplinary Center of Bioinformatics, University of Leipzig, 04103 Leipzig, Germany
4. Institute for Medical Informatics, Statistics and Epidemiology, University of Leipzig, 04103 Leipzig, Germany
5. Department of Experimental Immunology, Academic Medical Center, University of Amsterdam, 1105 AZ Amsterdam, Netherlands
6. Institute of Clinical Physiology, Charité, Campus Benjamin Franklin, 12203 Berlin, Germany