1. Haemophilia Comprehensive Care Centre; Great Ormond Street Hospital for Children; NHS Foundation Trust; London UK
2. Universita’ Roma La Sapienza; Policlinico Umberto I Rome Italy
3. Unidad de Hemofilia-Banc de Sang i Teixits; Hospital Universitari Vall d'Hebron; Barcelona Spain
4. Angelo Bianchi Bonomi Haemophilia and Thrombosis Centre; IRCCS Fondazione Ca’ Granda; Ospedale Maggiore Policlinico; Milan Italy
5. Diagnostic Hematology; University Hospital; Basel Switzerland
6. Haemophilia Clinic; Division of Haematology; St-Luc University Hospital; Brussels Belgium
7. Institute for Experimental Hematology and Transfusion Medicine; Bonn University Clinic; Bonn Germany
8. Shire; Chicago IL USA
9. Shire; Vienna Austria