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Br Med J (Clin Res Ed) 1985; 290 doi: https://doi.org/10.1136/bmj.290.6471.864 (Published 16 March 1985) Cite this as: Br Med J (Clin Res Ed) 1985;290:864

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 2018

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AbstractFullPdf
Dec 2010002
Jan 2011002
May 2011001
Aug 2011001
Oct 2011001
Nov 2011001
Dec 2011003
Feb 2012001
Dec 2012001
Feb 2013001
Jul 2013001
Nov 2013001
Aug 2015001
Jan 2016001
Aug 2016001
Dec 2016001
May 2018001
Total0021