1. Jewish General Hospital; Montreal Canada
2. Hematology Division; Hospital das Clinicas da Faculdade de Medicina da Universidade de Săo Paulo; Săo Paulo Brazil
3. Hematologie Clinique; Hôpital Robert Debré; Reims France
4. Division of Hematology, Department of Translational Medicine; Amedeo Avogadro University of Eastern Piedmont; Novara Italy
5. Roche Products Ltd; Welwyn Garden City UK
6. F. Hoffmann-La Roche Ltd; Basel Switzerland
7. Department of Haematology; St. George Hospital; Kogarah Australia