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BMJ 1997; 315 doi: https://doi.org/10.1136/bmj.315.7101.0 (Published 19 July 1997) Cite this as: BMJ 1997;315:0

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: July 2003 to August 2018

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AbstractFullPdf
Jul 2003050
Aug 2003080
Sep 2003020
Oct 2003070
Nov 2003070
Dec 2003040
Jan 2004060
Feb 2004030
Mar 2004080
Apr 2004050
May 2004040
Jun 20040100
Jul 2004060
Aug 2004080
Sep 2004010
Oct 2004060
Nov 2004080
Dec 20040180
Jan 2005070
Feb 2005050
Mar 20050160
Apr 2005010
May 2005020
Aug 2005020
Sep 2005020
Oct 2005030
Nov 2005030
Dec 2005030
Feb 2006030
Apr 2006010
Oct 2006010
Nov 2006010
Dec 2006020
Feb 2007010
Mar 2007010
Apr 2007030
Jun 2007030
Oct 2007020
Nov 2007020
Jan 2008020
Mar 2008010
May 2008010
Jul 2008010
Aug 2008010
Sep 2008010
Oct 2008030
Nov 2008030
Jan 2009010
May 2010010
Jun 2010010
Jul 2010030
Sep 2010510
Oct 2010100
Nov 2010200
Jan 2011110
Mar 2011500
May 2011100
Jul 2011210
Aug 2011310
Sep 2011100
Oct 2011110
Nov 2011040
Dec 2011020
Jan 2012300
May 2012020
Jun 2012100
Jul 2012100
Aug 2012100
Sep 2012300
Dec 2012100
Mar 2013010
Apr 2013200
May 2013020
Jun 2013200
Jul 2013200
Aug 2013110
Oct 2013010
Dec 2013100
Jan 2014100
Apr 2014100
May 2014100
Jun 2014100
Jul 2014020
Aug 2014300
Feb 2015100
Mar 2015100
Apr 2015100
Jul 2015100
Sep 2015100
Nov 2015020
Dec 2015120
Jan 2016100
Aug 2016200
Sep 2016100
Oct 2016100
Nov 2016200
Jan 2017100
Feb 2017300
Mar 2017400
Apr 2017500
May 2017500
Jun 2017200
Jul 2017500
Aug 2017800
Sep 2017300
Oct 2017200
Nov 2017300
Dec 2017100
Jan 2018700
Feb 2018900
Mar 2018100
May 2018700
Jun 2018300
Jul 2018100
Aug 2018100
Total1312230