1. Department of Haematology Hammersmith Hospital, Imperial College London London UK
2. Platelet Disorder Support Association Cleveland Ohio USA
3. Patient Representative for the UK ITP Forum Bolnhurst UK
4. ITP Support Association Bolnhurst UK
5. Academic Haematology Unit, Blizard Institute Barts and The School of Medicine and Dentistry London UK
6. Department of Medicine Østfold Hospital Trust Kalnes Norway
7. Department of Hematology Institute of Clinical Medicine, University of Oslo Oslo Norway
8. Department of Medicine, McMaster Centre for Transfusion Research McMaster University Hamilton Ontario Canada
9. Department of Blood Transfusion Osaka University Hospital Osaka Japan
10. Hematology University Hospital Policlinico Umberto I Rome Italy
11. Department of Internal Medicine, National Referral Center for Adult Immune Cytopenias Henri Mondor University Hospital, Assistance Publique Hôpitaux de Paris, Université Paris‐Est Créteil Créteil France
12. O'Cyto Saint‐Loubes France
13. Italian Association of Immune Thrombocytopenic Purpura Caprino Veronese Italy
14. Department of Hematology Shandong University Jinan China
15. Bespoke Team Adelphi Real World Macclesfield UK
16. Novartis Pharma AG Basel Switzerland
17. Division of Hematology/Oncology Weill Cornell Medicine New York New York USA