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Br Med J 1926; 1 doi: https://doi.org/10.1136/bmj.1.3409.789 (Published 01 May 1926) Cite this as: Br Med J 1926;1:789This 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.