1. Department of Infectious Diseases Inselspital, Bern University Hospital, University of Bern Bern Switzerland
2. Department of Nephrology and Hypertension Inselspital, Bern University Hospital, University of Bern Bern Switzerland
3. Transplantation Center and Service of Infectious Diseases Lausanne University Hospital (CHUV) Lausanne Switzerland
4. Division of Infectious Diseases and Hospital Epidemiology University and University Hospital of Basel Basel Switzerland
5. Division of Infectious Diseases and Hospital Epidemiology University Hospital Zurich and University Zurich Zurich Switzerland
6. Division of Infectious Diseases and Hospital Epidemiology University Children's Hospital Zurich Zurich Switzerland
7. Division of Infectious Diseases and Hospital Hygiene Cantonal Hospital St. Gallen St. Gallen Switzerland
8. Clinic of Internal Medicine and Infectious Diseases Clinica Luganese Lugano Switzerland
9. Transplant Infectious Diseases Unit, Faculty of Medicine University Hospitals of Geneva Geneva Switzerland