1. Unidad de Hematología y Oncología Médica; Hospital Universitario Morales-Meseguer, Centro de Hemodonacion; Murcia Spain
2. Department of Haematology/Transfusion Medicine; NHS Blood & Transplant/Oxford University Hospitals NHS Trust; Oxford UK
3. Center for Transfusion and Cellular Therapies, Department of Pathology and Laboratory Medicine; Emory University; Atlanta Georgia
4. Division of Newborn Medicine; Children's Hospital Boston; Boston Massachusetts