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Br Med J 1966; 1 doi: (Published 14 May 1966) Cite this as: Br Med J 1966;1:1228

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 2010 to May 2016

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Dec 2010002
Mar 2011001
Nov 2011002
Dec 2011004
Jan 2012001
Feb 2012001
Dec 2015002
May 2016001