Intended for healthcare professionals

Articles

ANNOTATIONS

Br Med J 1948; 2 doi: https://doi.org/10.1136/bmj.2.4576.564 (Published 18 September 1948) Cite this as: Br Med J 1948;2:564
PDF extract preview

This is a PDF-only article. The first page of the PDF of this article appears above.

Log in

Log in through your institution

Subscribe

* For online subscription