[1] BRISTOL ROYAL INFIRM,DEPT OSTEOARTICULAR PATHOL,BRISTOL BS2 9HW,ENGLAND
[2] BRISTOL BONE TUMOUR REGISTRY,BRISTOL,ENGLAND
[3] GLOUCESTERSHIRE ROYAL HOSP,DEPT ORTHOPAED SURG,GLOUCESTER,ENGLAND
[4] BRISTOL ROYAL INFIRM,DEPT RADIODIAG,BRISTOL BS2 8HW,AVON,ENGLAND