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Articles

News

BMJ 1991; 303 doi: https://doi.org/10.1136/bmj.303.6813.1285 (Published 23 November 1991) Cite this as: BMJ 1991;303:1285

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: May 2010 to December 2017

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AbstractFullPdf
May 2010001
Sep 2010002
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Nov 2010002
May 2011001
Jun 2011001
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Oct 2011002
Dec 2011001
Jan 2012001
Feb 2012001
Apr 2012002
Apr 2013002
May 2013003
Jul 2013004
Jan 2014001
Jul 2014002
Dec 2017001
Total0030