Mark Allen1,2,3, E. Boyland1,2,3, C E Dukes1,2,3, E. S. Horning1,2,3, J.G. Watson1,2,3
1 Brisban)e General Hospital, Brisbane, Australia.
2From the Chester Beatty Research Institute, Institute of Cancer Research:
3Royal Cancer Hospital, Fulham Road, London, S.W.