Articles MEDICAL AND SURGICAL APPLIANCES Br Med J 1912; 1 doi: https://doi.org/10.1136/bmj.1.2684.1304 (Published 08 June 1912) Cite this as: Br Med J 1912;1:1304 Article Related content Metrics Responses Peer review Related articles Correction Correction Published: 24 June 1950; Br Med J 1 doi:10.1136/bmj.1.4668.1500