Book Reviews
SHORTER NOTICES
Br Med J 1975; 3 doi: https://doi.org/10.1136/bmj.3.5985.713-b (Published 20 September 1975) Cite this as: Br Med J 1975;3:713
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.