1. Pediatric Nephrology and Renal Transplant Department Hospital Sant Joan de Déu Barcelona Spain
2. Nephrology and Renal Transplant Department Hospital Clínic Barcelona Spain
3. Laboratori Experimental de Nefrologia i Trasplantament (LENIT) Institut d'Investigacions, Biomèdiques August Pi i Sunyer (IDIBAPS) Barcelona Spain
4. Department of Medicine University of Barcelona Barcelona Spain
5. Red de Investigación Renal (REDINREN) Madrid Spain
6. Department of Urology Hospital Clinic Barcelona Barcelona Spain
7. Donation and Transplant Coordination Section Hospital Clinic Barcelona Barcelona Spain
8. Department of Immunology Hospital Clinic de Barcelona Barcelona Spain
9. Department of Pathology Hospital Clínic de Barcelona Barcelona Spain