Intended for healthcare professionals

Cover Note

Cover note

BMJ 2000; 321 doi: https://doi.org/10.1136/bmj.321.7276.1622/a (Published 23 December 2000) Cite this as: BMJ 2000;321:1622

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 March 2020

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AbstractFullPdf
Jul 20030280
Aug 20030230
Sep 20030260
Oct 20030250
Nov 20030260
Dec 20030260
Jan 20040350
Feb 20040250
Mar 2004090
Apr 20040150
May 20040180
Jun 20040130
Jul 2004090
Aug 20040100
Sep 20040100
Oct 2004080
Nov 20040180
Dec 20040310
Jan 20050160
Feb 2005090
Mar 20050120
Apr 2005030
May 2005040
Jun 2005020
Jul 2005010
Aug 20050163
Sep 20050160
Oct 20050190
Nov 2005030
Jan 2006030
Feb 2006060
Mar 2006020
Apr 20060100
May 2006013
Jun 2006010
Jul 2006010
Aug 2006030
Sep 2006050
Nov 2006012
Feb 2007010
May 2007010
Jun 2007020
Sep 2007020
Oct 2007010
Nov 2007010
Feb 2008010
May 2008020
Jul 2008010
Aug 2008010
Oct 2008040
Nov 2008080
Dec 2008020
Feb 2009010
Apr 2009020
Jul 2009050
Aug 2009040
Sep 2009010
Nov 2009010
Jan 2010020
Mar 2010010
Apr 2010010
Jun 2010030
Jul 2010040
Aug 2010030
Sep 2010220
Oct 2010250
Nov 2010200
Dec 2010100
Feb 2011040
Mar 2011110
Apr 2011240
May 2011020
Jun 2011210
Jul 2011710
Aug 2011510
Oct 2011700
Nov 2011060
Dec 2011040
Jan 2012210
Feb 2012100
Mar 2012300
Apr 2012100
May 2012120
Jun 2012100
Sep 2012300
Oct 2012100
Nov 2012110
Jan 2013110
Feb 2013100
Mar 2013110
Jun 2013200
Jul 2013300
Aug 2013100
Sep 2013110
Oct 2013100
Nov 2013100
Dec 2013110
Mar 2014110
Jun 2014310
Jul 2014050
Aug 2014100
Dec 2014020
Jan 2015100
Apr 2015200
May 2015100
Jul 2015100
Dec 2015110
Feb 2016100
Sep 2016100
Oct 2016100
Nov 2016100
Dec 2016310
Jan 2017200
Feb 2017200
Mar 2017100
Apr 2017100
May 2017300
Jun 2017300
Jul 2017400
Aug 2017400
Sep 2017300
Oct 2017800
Nov 2017300
Dec 2017100
Jan 2018300
Feb 2018500
Mar 2018100
Apr 2018310
May 2018600
Jun 2018300
Jul 2018100
Aug 2018200
Sep 2018100
Oct 2018100
Nov 2018020
Dec 2018400
Jan 2019100
Feb 2019100
Mar 2019110
May 2019300
Jun 2019100
Jul 2019300
Aug 2019100
Sep 2019100
Oct 2019300
Dec 2019110
Jan 2020400
Feb 2020600
Total1675998