1. Illness as metaphor;Sontag,1983
2. Confronting cancer-cause and prevention;Wheeler,1993
3. A policy framework for commissioning cancer services: a report by the Expert Advisory Group on Cancer to the Chief Medical Officers of England and Wales, 1995. Department of Health,1995
4. Evidence-based policy making;Ham;BMJ,1995
5. Centralised treatment, entry to trials and survival;Stiller;Br J Cancer,1994