Correspondence
Book Reviews
Br Med J 1955; 2 doi: https://doi.org/10.1136/bmj.2.4934.324-d (Published 30 July 1955) Cite this as: Br Med J 1955;2:324
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.