1. Paris University Paris France
2. Laboratory of Human Lymphohematopoiesis Inserm UMR 1163 Imagine Institute Paris France
3. Department of Adult Kidney Transplantation Necker Hospital Paris France
4. Department of Pediatric Nephrology and Kidney Transplantation Necker Hospital Paris France
5. Department of Pediatric Immuno‐hematology Necker Hospital Paris France
6. Etablissement Français du Sang Nouvelle Aquitaine HLA Laboratory Poitiers France
7. Etablissement Français du Sang Bretagne HLA Laboratory Rennes France
8. CHU de Bordeaux Laboratoire d’Immunologie et Immunogénétique Hôpital Pellegrin Bordeaux France
9. Immuno ConcEpT UMR CNRS 5164 Bordeaux France
10. Université de Bordeaux Bordeaux France
11. Department of Pediatric Nephrology and Kidney Transplantation Pellegrin Hospital Bordeaux France
12. Department of Pediatric Onco‐Hematology Pellegrin Hospital Bordeaux France
13. Department of Pathology Necker Hospital Paris France
14. Laboratory of Molecular Mechanisms of Hematologic Disorders and Therapeutic Implications Inserm UMRS 1163 Imagine Institute Paris France
15. Department of Pediatric Gastroenterology‐Hepatology‐Nutrition Unit Necker Hospital Paris France
16. Biotherapy Clinical Investigation Center Necker Hospital Paris France
17. Etablissement Français du Sang Ile‐de‐France Créteil France
18. Etablissement Français du Sang St. Denis France
19. Etablissement Français du Sang UMR 1098 Inserm Université de Franche‐Comté Besançon France
20. Laboratory of Immunology and Histocompatibility Saint Louis Hospital Paris France