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Br Med J 1957; 2 doi: https://doi.org/10.1136/bmj.2.5041.421 (Published 17 August 1957) Cite this as: Br Med J 1957;2:421

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: December 2009 to November 2020

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AbstractFullPdf
Dec 2009001
Jan 2010001
Mar 2010001
Sep 2010001
Oct 2010002
Nov 2010002
Jan 2011001
Feb 2011001
Mar 2011001
Apr 2011001
May 2011001
Jul 2011001
Aug 2011001
Oct 2011001
Dec 2011003
Jan 2012100
Feb 2012001
Jul 2014002
Nov 2015002
Nov 2016001
Apr 2018001
May 2020001
Nov 2020001
Total1028