Articles Ireland Br Med J 1914; 2 doi: https://doi.org/10.1136/bmj.2.2803.520 (Published 19 September 1914) Cite this as: Br Med J 1914;2:520 Article Related content Metrics Responses Peer review Related articles Correction Correction Published: 28 October 1944; Br Med J 2 doi:10.1136/bmj.2.4373.586 Correction Educational Number: Corrections Published: 07 September 1901; Br Med J 2 doi:10.1136/bmj.2.2123.664