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Br Med J 1928; 2 doi: (Published 22 September 1928) Cite this as: Br Med J 1928;2:548

Article usage

Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.

Usage statistics: September 2010 to December 2015

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Sep 2010002
Oct 2010002
Nov 2010002
Jan 2012001
Feb 2012001
Jul 2014003
Dec 2015002