1. Department of Haematology, Erasmus MC, University Medical Center, Rotterdam, Netherlands
2. Department of Clinical Haematology, The Royal London Hospital, Barts Health NHS Trust, London, UK
3. Academic Haematology Unit, Blizzard Institute, Barts & The London School of Medicine & Dentistry, Queen Mary Institute of London, London, UK
4. ITP Support Association, Bolnhurst, UK
5. Sobi, Amsterdam, Netherlands
6. Sobi, Stockholm, Sweden
7. Wickenstones Ltd, Abingdon, UK
8. Department of Haematology, Leiden University Medical Centre, Leiden, Netherlands