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BMJ 1999; 318 doi: https://doi.org/10.1136/bmj.318.7176.134a (Published 09 January 1999) Cite this as: BMJ 1999;318:134

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 2003080
Aug 2003080
Sep 2003060
Oct 2003060
Nov 2003060
Dec 2003030
Jan 2004070
Feb 2004020
Mar 2004051
Apr 2004030
May 2004070
Jun 2004080
Jul 2004030
Aug 2004040
Sep 2004040
Oct 2004030
Nov 2004070
Dec 20040220
Jan 20050100
Feb 2005030
Mar 2005080
Jun 2005020
Sep 2005010
Oct 2005010
Nov 2005010
Dec 2005010
Jan 2006010
Feb 2006040
Apr 2006020
May 2006020
Dec 2006010
Jan 2007010
Mar 2007030
Jun 2007020
Jul 2007010
Oct 2007030
Dec 2007010
Feb 2008010
Jun 2008010
Jul 2008010
Aug 2008010
Sep 2008010
Oct 2008020
Nov 2008030
Dec 2008010
Aug 2009010
Mar 2010010
Jun 2010020
Jul 20100110
Sep 2010100
Oct 2010200
Nov 2010200
Dec 2010200
Jan 2011100
Apr 2011110
Jun 2011200
Aug 2011300
Oct 2011100
Dec 2011010
Jan 2012200
Feb 2012100
May 2012020
Jun 2012100
Oct 2012300
Jan 2013030
May 2013010
Jun 2013410
Aug 2013100
Oct 2013010
Dec 2013010
Apr 2014100
Jun 2014300
Jul 2014020
Aug 2014100
Apr 2015200
Aug 2015100
Dec 2015230
May 2016200
Aug 2016200
Sep 2016100
Oct 2016200
Nov 2016200
Dec 2016200
Feb 2017300
Mar 2017300
Apr 2017410
May 2017400
Jun 2017400
Jul 2017300
Aug 2017600
Sep 2017400
Oct 2017700
Dec 2017400
Jan 2018300
Feb 2018200
Mar 2018100
Apr 2018300
May 2018400
Aug 2018300
Nov 2018010
Dec 2018300
Jan 2019200
Feb 2019300
Mar 2019110
Apr 2019300
May 20191700
Jun 2019100
Jul 2019210
Aug 2019100
Nov 2019200
Dec 2019110
Jan 2020200
Feb 2020300
Mar 2020100
Apr 2020200
May 20203110
Jun 2020600
Jul 2020310
Aug 2020120
Sep 2020620
Oct 20202000
Nov 20201710
Dec 2020700
Jan 2021300
Feb 2021200
Mar 2021100
Apr 2021700
May 2021300
Jun 2021200
Jul 2021200
Aug 2021300
Sep 2021200
Oct 2021300
Total2692141