1 Clinica Pediatrica, Università degli Studi di Milano Bicocca, Fondazione Monza e Brianza per il Bambino e la sua Mamma, Ospedale San Gerardo, Monza, Italy. abalduzzi@fondazionembbm.it.
2 Blood Bank, Johann Wolfgang Goethe-Universität, Frankfurt am Main, Germany.
3 Hospital for Children and Adolescents, Stammzelltransplantation und Immunologie, Klinik für Kinder- und Jugendmedizin, Johann Wolfgang Goethe-Universität, Frankfurt am Main, Germany.
4 Division of Paediatric Onco-Hematology, University Hospital of Geneva, CANSEARCH Research Platform, Department of Child and Adolescent, University of Geneva, Geneva, Switzerland.
5 Clinica Pediatrica, Università degli Studi di Milano Bicocca, Fondazione Monza e Brianza per il Bambino e la sua Mamma, Ospedale San Gerardo, Monza, Italy.
6 Stem Cell Transplantation Unit, Great Ormond Street Hospital, London, UK.
7 Central Hospital of Southern Pest- National Institute of Hematology and Infectious Diseases, Budapest, Hungary.
8 Department of Pediatrics, UHC Zagreb, Zagreb, Croatia.
9 Department of Pediatric Hematology/Oncology and BMT, Wroclaw Medical University, Wroclaw, Poland.
10 Antalya Medicalpark Hospital, Pediatric Stem Cell Transplantation Unit, Antalya, Turkey.
11 Department of Pediatric and Adolescent Medicine, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.
12 Pediatric Hematology/Oncology, Division of Paediatric and Adolescent Medicine, Oslo University Hospital Rikshospitalet, Oslo, Norway.
13 Bone Marrow Transplantation Unit, Bratislava, Slovakia.
14 Hospital for Children and Adolescents, Helsinki University Central Hospital, Helsinki, Finland.
15 Department of Pediatric Stem Cell Therapy, Pediatric Oncology, Hematology and Clinical Immunology, Heinrich-Heine-Universität Düsseldorf, Düsseldorf, Germany.
16 St. Anna Children's Hospital, UKKJ, MUW, Vienna, Austria.
17 Royal Hospital for Children, Glasgow, Scotland, UK.
18 EBMT Paris Office, Hôpital Saint Antoine, Paris, France.
19 Department of Pediatric Hematology, Oncology and Stem Cell Transplantation, University of Regensburg, Regensburg, Germany.
20 Hemato-Immunology Department, Robert-Debre Hospital, APHP and Paris-Diderot University, Paris, France.