Articles

British Medical Journal

Br Med J 1918; 2 doi: https://doi.org/10.1136/bmj.2.3025.691 (Published 21 December 1918) Cite this as: Br Med J 1918;2:691

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

PDF extract preview

Sign in

Log in through your institution

Subscribe