General Articles And News
Medical News
Br Med J 1959; 2 doi: https://doi.org/10.1136/bmj.2.5147.315 (Published 29 August 1959) Cite this as: Br Med J 1959;2:315
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.