Articles
NEWS AND NOTES
Br Med J (Clin Res Ed) 1987; 294 doi: https://doi.org/10.1136/bmj.294.6573.708 (Published 14 March 1987) Cite this as: Br Med J (Clin Res Ed) 1987;294:708
Article usage
Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.