[1] Prof Hess Childrens Hosp, Klinikum Bremen Mitte, Bremen, Germany
[2] Queens Med Ctr, Dept Haematol, Nottingham, England
[3] Irish Haemophilia Soc, Dublin, Ireland
[4] Clin St Luc, Div Haematol, Brussels, Belgium
[5] Univ Autonoma Madrid, Hosp Univ La Paz, Unidad Coagulopatias, Serv Hematol, Madrid, Spain
[6] Lund Univ, Dept Paediat, Malmo, Sweden
[7] Skane Univ Hosp, Malmo Ctr Thrombosis & Haemostasis, Malmo, Sweden
[8] Azienda Osped Univ Careggi, Agcy Hemophilia & Reference Ctr Inherited Bleedin, Dept Emergency & Recept, Florence, Italy
[9] Bicetre AP HP Hosp, Hemophilia Care Ctr, Paris, France
[10] Fac Med Paris Sud, Paris, France
[11] Univ Hosp Ctr Zagreb, Natl Haemophilia Ctr, Rebro, Croatia
[12] Univ Osijek, Sch Med, Zagreb, Croatia