Participant Information Sheets
- HALO leukaemia full Patient Information Sheet
- HALO leukaemia summary Patient Information Sheet
- HALO sickle cell full Patient Information Sheet
- HALO sickle cell summary Patient Information Sheet
- HALO beta thalassaemia full Patient Information Sheet
- HALO beta thalassaemia summary Patient Information Sheet
Leaflets
- HALO leukaemia leaflet
- HALO sickle cell and beta thalassemia leaflet (local)
- HALO sickle cell and beta thalassemia leaflet (national)
HALO study video
HALO study Opt-out policy
See Declining participation, withdrawal, opting out or objections
The Yorkshire Specialist Register of Cancer in Children and Young People (YSRCCYP) Opt-out policy
- YSRCCYP Opt-out policy