1. Cambridge University Hospitals, Hills Road, Cambridge, CB2 0QQ, UK
2. Western Infirmary & Ross Hall Hospital, 221 Crookston Road, Glasgow, G52 3NQ, UK
3. Royal Marsden Hospital, Fulham Road, London, SW3 6JJ, UK
4. Northern Centre for Cancer Care, Freeman Hospital, Freeman Road, High Heaton, Newcastle upon Tyne, NE7 7DN, UK
5. Roche Products Ltd, Hexagon Place, 6 Falcon Way, Welwyn Garden City, AL7 1TW, UK
6. Salford Royal Hospital, Stott Lane, Salford, M6 8HD, UK