1. Department of Internal Medicine Division of Nephrology & Transplantation Erasmus MC Erasmus University Medical Center Rotterdam The Netherlands
2. Erasmus MC Transplant Institute Rotterdam The Netherlands
3. Department of Pathology Erasmus MC University Medical Center Rotterdam Rotterdam The Netherlands
4. The Tumor Immuno‐Pathology Laboratory Erasmus MC University Medical Center Rotterdam Rotterdam The Netherlands
5. Department of Biostatistics Erasmus MC University Medical Center Rotterdam Rotterdam The Netherlands