1. Translational Research in Paediatric Oncology, Hematopoietic Transplantation & Cell Therapy Hospital La Paz Institute for Health Research (IdiPAZ) Madrid Spain
2. Institute for Immunological and Physiopathological Studies (IIFP‐CONICET‐UNLP) National University of La Plata Buenos Aires Argentine
3. Veterinary Pathology Laboratory Veterinary Sciences Department National University of La Plata Buenos Aires Argentine
4. Transplant Group – Experimental Surgery Hospital La Paz Institute for Health Research (IdiPAZ) Madrid Spain
5. Paediatric Surgery Department La Paz University Hospital Madrid Spain
6. Paediatric Hemato‐Oncology Department La Paz University Hospital Madrid Spain