Errata
Erratum
Br Med J 1909; 1 doi: https://doi.org/10.1136/bmj.1.2524.1216-a (Published 15 May 1909) Cite this as: Br Med J 1909;1:1216This is a PDF-only article. The first page of the PDF of this article appears above.
Intended for healthcare professionals
This is a PDF-only article. The first page of the PDF of this article appears above.