1. Dental Academy for Continuing Professional Development; Karlsruhe Germany
2. Center for Implantology and Oral Surgery; Heidelberg Germany
3. Clinic of Operative Dentistry, Periodontology and Preventive Dentistry; University Hospital, Saarland University; Homburg Germany
4. Institute of Functional Interfaces, Karlsruhe Institute of Technology; Karlsruhe Germany
5. Microbial Interactions and Processes Research Group; Helmholtz Centre for Infection Research; Braunschweig Germany
6. Department of Physiology and Biochemistry of Nutrition; Max Rubner-Institute; Karlsruhe Germany