The Netherlands
Leiden University Medical Center (LUMC), Department of Pediatrics/Willem-Alexander Children’s Hospital
Leiden, The Netherlands
Coordinating investigator: Dr. Dagmar Berghuis
Principal investigator(s): Prof. Dr. Arjan C. Lankester, Prof. Dr. Frank J.T. Staal
Contact: rag1trial@lumc.nl
Spain
Fundació Hospital Universitari Vall d’Hebron- Institut de Recerca (VHIR) Barcelona, Spain Coordinating investigator: Dr. Pere Soler Palacin Contact: miriam.gonzalezamores@vallhebron.catPoland
Wroclaw Medical University, Department of Pediatric Hematology/Oncology and BMT Supraregional Center of Pediatric Oncology "Cape of Hope" Wroclaw, Poland Coordinating investigator: Prof. Dr. Krysztof Kalwak Contact: krzysztof.kalwak@gmail.com, koh@usk.wroc.plUnited Kingdom
University College London Great Ormond Street Institute of Child Health (UCL GOSH) London, UK Coordinating investigator: Dr. Claire Booth Contact: Claire Booth: Claire.Booth@gosh.nhs.uk/ Agnieszka Kubat: a.kubat@ucl.ac.uk: