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Br Med J 1905; 1 doi: https://doi.org/10.1136/bmj.1.2319.1275 (Published 10 June 1905) Cite this as: Br Med J 1905;1:1275This is a PDF-only article. The first page of the PDF of this article appears above.
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This is a PDF-only article. The first page of the PDF of this article appears above.