Articles Transactions of Branches Br Med J 1862; 2 doi: https://doi.org/10.1136/bmj.2.88.245 (Published 06 September 1862) Cite this as: Br Med J 1862;2:245 Article Related content Metrics Responses Peer review Related articles Correction Correction Published: 14 August 1948; Br Med J 2 doi:10.1136/bmj.2.4571.364