1. Hemophilia Center; University of São Paulo Faculty of Medicine Clinics Hospital; São Paulo Brazil
2. Fondazione Paracelso; Milan Italy
3. RUSH Hemophilia and Thrombophilia Center; Chicago IL USA
4. UK Haemophilia Society; London UK
5. Children's Hospital of Orange County and The Center for Inherited Blood Disorders; Orange CA USA
6. Asociación Venezolana para la Hemofilia (AVH); Venezuela
7. Novo Nordisk A/S; Bagsvaerd Denmark
8. Novo Nordisk Inc.; Princeton NJ USA
9. Health Information Research Unit; Department of Clinical Epidemiology and Biostatistics; McMaster University; Hamilton Ontario Canada