1. Haematology Department; Hospital Regional Universitario de Málaga; Málaga Spain
2. Thrombosis and Haemostasis Unit; Hospital Universitario La Paz.; Madrid Spain
3. Haematology Department; Complejo Hospitalario Universitario A Coruña; A Coruna Spain
4. Haemophilia Unit; Hospital Universitario Vall d'Hebron; Barcelona Spain
5. Haematology Department; Hospital Universitario Son Espases; Palma de Mallorca Spain
6. Thrombosis and Haemostasis Unit; Hospital Universitario La Fe; Valencia Spain
7. Haemophilia Unit; Hospital Universitario Virgen del Rocío; Sevilla Spain
8. Haematology Department; Hospital Universitario Marqués de Valdecilla; Cantabria Spain