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BMJ 2001; 323 doi: https://doi.org/10.1136/bmj.323.7320.1022 (Published 03 November 2001) Cite this as: BMJ 2001;323:1022

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 2003060
Aug 2003080
Sep 2003050
Oct 2003070
Nov 2003090
Dec 2003160
Jan 20040160
Feb 2004061
Mar 20040121
Apr 20040110
May 20040120
Jun 20040122
Jul 2004071
Aug 2004090
Sep 20040120
Oct 20040110
Nov 2004460
Dec 200417260
Jan 2005592
Feb 2005040
Mar 2005060
Apr 2005092
Jun 2005010
Jul 2005010
Aug 2005042
Sep 2005020
Oct 20050132
Nov 2005133
Dec 2005040
Jan 2006030
Feb 2006020
Mar 2006011
Apr 2006020
May 2006110
Jun 2006010
Jul 2006020
Aug 2006001
Sep 2006100
Oct 2006022
Nov 2006031
Jan 2007001
Feb 2007002
Mar 2007040
Apr 2007030
May 2007023
Jun 2007011
Jul 2007010
Sep 2007222
Nov 2007130
Dec 2007020
Feb 2008010
Mar 2008030
Apr 2008020
Jun 2008001
Jul 2008010
Aug 2008010
Oct 2008140
Nov 2008362
Dec 2008016
Jan 2009300
Aug 2009100
Sep 2009200
Jan 2010100
Feb 2010010
Jun 2010100
Jul 2010151
Aug 2010200
Sep 2010440
Oct 2010100
Nov 2010200
Jan 2011201
Apr 2011210
Jul 2011110
Aug 2011001
Sep 2011221
Oct 2011100
Nov 2011121
Dec 2011080
Jan 2012210
Feb 2012100
Mar 2012400
Apr 2012700
Jun 2012300
Jul 2012301
Sep 2012100
Oct 2012500
Nov 2012200
Feb 2013100
Mar 2013100
May 2013100
Jun 2013300
Aug 2013200
Sep 2013200
Oct 2013100
Dec 2013031
Jan 2014100
Mar 2014110
Jun 2014200
Jul 2014023
Aug 2014300
Dec 2014100
Jan 2015100
Mar 2015100
Apr 2015200
May 2015100
Sep 2015010
Dec 2015200
Jan 2016100
May 2016101
Jun 2016110
Jul 2016100
Aug 2016100
Sep 2016300
Nov 2016200
Dec 2016600
Feb 2017300
Mar 2017300
Apr 2017300
May 2017400
Jun 2017100
Jul 2017400
Aug 2017100
Sep 2017300
Oct 2017700
Nov 2017100
Dec 2017300
Jan 2018100
Feb 2018200
Mar 2018100
Apr 2018100
May 20181301
Jun 2018400
Jul 2018300
Aug 2018300
Total19532451