Articles
NOTES
British Medical Journal 1992; 305 doi: https://doi.org/10.1136/bmj.305.6859.954-e (Published 17 October 1992) Cite this as: British Medical Journal 1992;305:954Article 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.