1. Department of Periodontology Johann Wolfgang Goethe‐University Frankfurt Frankfurt Germany
2. Private Dental Practice Weilburg Germany
3. Division of Nephrology Heidelberg University Hospital Heidelberg Germany
4. Division of Periodontology University Hospital of Würzburg Würzburg Germany
5. Department of Nephrology and Medical Intensive Care University Hospital Charité Berlin Germany
6. Department of Nephrology and Transplant Center Sahlgrenska University Hospital University of Gothenburg Gothenburg Sweden
7. Department of Medical Biometry, Informatics, and Epidemiology (IMBIE) University Hospital Bonn Germany
8. Chair of Medical Informatics University of Erlangen‐Nürnberg Erlangen Germany
9. Department of Medicine 1 Division of Nephrology University of Würzburg Würzburg Germany
10. Department of Nephrology and Hypertension Friedrich‐Alexander‐University Erlangen‐Nürnberg (FAU) University Hospital Erlangen Erlangen Germany