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BMJ 1999; 318 doi: https://doi.org/10.1136/bmj.318.7200.1771a (Published 26 June 1999) Cite this as: BMJ 1999;318:1771

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 October 2021

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AbstractFullPdf
Jul 2003030
Aug 2003010
Sep 2003020
Oct 2003020
Jan 2004030
Feb 2004020
Mar 2004020
Apr 2004040
May 20040100
Jun 20040100
Jul 2004030
Aug 20040140
Sep 20040180
Oct 2004160
Nov 20042160
Dec 20040480
Jan 2005060
Feb 2005040
Mar 2005160
Apr 2005010
May 2005120
Jun 2005010
Jul 2005010
Aug 2005160
Oct 2005010
Nov 2005010
Dec 2005020
Jan 2006010
Feb 2006020
Mar 2006160
Apr 2006010
May 2006010
Jun 2006110
Jul 2006040
Sep 2006010
Oct 2006030
Nov 2006020
Dec 2006030
Jan 2007040
Feb 2007020
Mar 2007020
Apr 2007030
May 2007050
Jun 2007030
Jul 2007110
Aug 2007040
Sep 2007010
Oct 2007020
Nov 2007010
Dec 2007130
Jan 2008010
Feb 2008020
Mar 2008040
Apr 2008010
May 2008010
Jun 2008020
Jul 2008020
Aug 2008010
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Mar 2009010
Apr 2009020
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Oct 2009100
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Apr 2010200
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Jun 2010200
Jul 2010150
Aug 2010410
Sep 2010200
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Jan 2011100
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Apr 2011120
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Mar 2014100
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Aug 2014110
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Jul 2015100
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Dec 2015130
Aug 2016200
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Feb 2017200
Mar 2017200
Apr 2017500
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Jun 2017100
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Sep 2017200
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Feb 2018100
Mar 2018100
Apr 2018710
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Jul 2018110
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Sep 2018100
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Nov 2018220
Dec 2018300
Jan 2019900
Feb 20191210
Mar 20191710
Apr 2019300
May 20191400
Jun 2019500
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Aug 2019100
Oct 2019200
Dec 2019100
Jan 2020100
Feb 2020500
Mar 2020200
Apr 2020110
May 2020600
Jun 2020400
Jul 2020500
Aug 2020100
Sep 20201100
Oct 20202700
Nov 20201610
Dec 20201000
Jan 2021600
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Mar 2021210
Apr 2021900
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Oct 20211100
Total3853010