1. Institute of Hematology and Transfusion Medicine; Warsaw Poland
2. Specialized Hematological Hospital “Joan Pavel”; Sofia Bulgaria
3. State Institution “Institute of Blood Pathology and Transfusion Medicine of the Academy of Medical Sciences of Ukraine”; Lviv Ukraine
4. Hematological Research Center; Moscow Russia
5. Baxter BioScience Global Research & Development; Westlake Village; CA USA
6. Baxter BioScience Global Clinical Research & Development; Vienna Austria