1. Department of Paediatric Haematology and Oncology; Oxford Children's Hospital; Oxford University Hospital NHS Trust; Oxford UK
2. Department of Paediatric Haematology and Oncology; Royal London Hospitals; Barts Health NHS Trust; London UK
3. Department of Haematology; Sandwell and West Birmingham NHS Trust; West Bromwich UK
4. Department of Paediatric Haematology; Alderhey Children's Hospital NHS Trust; Liverpool UK
5. Department of Clinical Psychology; Imperial College Healthcare NHS Trust; London UK
6. Department of Haematology; Milton Keynes Hospital NHS Trust; Milton Keynes UK
7. Department of Haematology; Guys and St Thomas's NHS Foundation Trust; London UK