1. HZRM Hämophilie‐Zentrum Rhein Main Frankfurt‐Mörfelden Mörfelden‐Walldorf Germany
2. Izmaylovo Children's Hospital Haematological Centre Moscow Russia
3. The State Haematological Scientific Centre RAMS Moscow Russia
4. St. Petersburg State Healthcare Institution St. Petersburg Russia
5. Children Faculty Hospital with Policlinic Banská Bystrica Slovakia
6. Centro Hospitalar Porto Hospital de Santo António Porto Portugal
7. Children's Hospital Oncology‐Hematology Unit University Medical Center Ljubljana Ljubljana Slovenia
8. Hospital La Paz Madrid Spain
9. Medical Academy Warsaw Poland
10. Altai Hematological Center Altai Russia
11. State Healthcare Institution of Omsk Region Omsk Russia
12. Hospital General Yagüe Castilla Leon Spain
13. University Hospital REBRO Zagreb Croatia
14. Hospital Reina Sofía Córdoba Spain
15. Institute of Experimental Haematology and Transfusion Medicine University Clinic Bonn Bonn Germany
16. Octapharma AG Lachen Switzerland
17. Octapharma Pharmazeutika Produktionsges.mbH Vienna Austria