Medical Practice Medicine and the Media Br Med J (Clin Res Ed) 1983; 287 doi: https://doi.org/10.1136/bmj.287.6406.1713 (Published 03 December 1983) Cite this as: Br Med J (Clin Res Ed) 1983;287:1713 Article Related content Metrics Responses Peer review Related articles No related articles found.