1. Extradural haematoma in a child after an apparently mild head injury;Nee, P.A.; Phillips, B.M.; Bannister, C.M.;BMJ,1993
2. Guidance on guidelines; writing them is easier than making them work;Haines, A.; Feder, G.;BMJ,1992
3. Guidelines for doctors in the new world [editorial];Lancet,1992
4. continuing medical education and quality assurance;audit, Sanazaro P.J.Medical;WestJMed,1976
5. Making the best use ofthe department ofradiology. Guidelinesfor doctors;of Radiologists, Royal College,1990