1. Department of Urology; University Hospital Basel; Basel; Switzerland
2. Clinical Microbiology Laboratory; University Hospital Basel; Basel; Switzerland
3. Clinic for Transplantation Immunology and Nephrology; University Hospital Basel; Basel; Switzerland
4. Division of Vascular and Transplantation Surgery; University Hospital Basel; Basel; Switzerland
5. Division of Infectious Diseases and Hospital Epidemiology; University Hospital Basel; Basel; Switzerland