Articles
Reviews
Br Med J 1933; 2 doi: https://doi.org/10.1136/bmj.2.3783.59 (Published 08 July 1933) Cite this as: Br Med J 1933;2:59
This article has a correction. Please see:
This is a PDF-only article. The first page of the PDF of this article appears above.
Log in
Log in using your username and password
Log in through your institution
Subscribe from £157 *
Subscribe and get access to all BMJ articles, and much more.
* For online subscription
Access this article for 1 day for:
£30 / $37 / €33 (excludes VAT)
You can download a PDF version for your personal record.