Articles

British Medical Journal

Br Med J 1915; 2 doi: https://doi.org/10.1136/bmj.2.2855.444 (Published 18 September 1915) Cite this as: Br Med J 1915;2:444

This article has a correction. Please see:

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