Articles
News and Notes
Br Med J 1964; 2 doi: https://doi.org/10.1136/bmj.2.5423.1540 (Published 12 December 1964) Cite this as: Br Med J 1964;2:1540
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.