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Views And Reviews

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BMJ 1994; 308 doi: https://doi.org/10.1136/bmj.308.6930.727 (Published 12 March 1994) Cite this as: BMJ 1994;308:727

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 2019

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AbstractFullPdf
Jul 2003090
Aug 2003090
Sep 20030110
Nov 2003050
Dec 2003090
Jan 20040140
Feb 2004050
Mar 2004060
Apr 2004060
May 2004040
Jun 20040110
Jul 2004070
Aug 2004080
Sep 2004120
Oct 2004070
Nov 20040100
Dec 20040210
Jan 20050120
Feb 2005050
Mar 20050140
Apr 2005010
Sep 2005040
Oct 2005010
Nov 2005070
Dec 2005040
Jan 2006020
Feb 20060240
Mar 2006020
Apr 2006060
May 2006010
Jun 2006020
Jul 2006030
Aug 2006040
Sep 2006030
Oct 2006020
Nov 2006050
Dec 2006030
Jan 2007040
Feb 2007040
Mar 2007050
Apr 2007040
May 2007010
Jun 2007040
Jul 2007010
Aug 2007010
Sep 2007020
Oct 2007080
Nov 2007040
Dec 2007010
Jan 2008040
Feb 2008040
Mar 2008020
Apr 2008020
May 2008030
Jun 2008030
Jul 2008040
Aug 2008030
Sep 2008050
Oct 2008060
Nov 20080100
Dec 2008020
Jul 2009010
Aug 2009100
Sep 2009100
Oct 2009110
Feb 2010100
Apr 2010400
May 2010130
Jun 2010010
Jul 2010100
Aug 2010200
Sep 2010100
Oct 2010600
Nov 2010600
Dec 2010210
Apr 2011810
May 2011600
Jun 2011300
Jul 2011100
Aug 2011330
Sep 2011200
Oct 2011010
Nov 2011010
Dec 2011020
Jan 2012100
Feb 2012010
Mar 2012100
Apr 2012100
May 2012020
Jun 2012200
Jul 2012100
Aug 2012400
Sep 2012400
Mar 2013100
Apr 2013200
May 2013110
Jun 2013510
Jul 2013700
Aug 2013100
Oct 2013100
Nov 2013100
Dec 2013100
Apr 2014700
May 2014200
Jun 2014100
Jul 2014040
Aug 2014300
Nov 2014040
Dec 2014300
Feb 2015100
Mar 2015010
Apr 2015100
May 2015100
Jun 2015200
Jul 2015100
Sep 2015100
Nov 2015100
Dec 2015120
Jan 2016100
May 2016300
Jun 2016500
Aug 2016200
Sep 2016600
Oct 2016300
Dec 2016200
Jan 2017210
Feb 2017200
Mar 2017300
Apr 2017300
May 2017400
Jun 2017100
Jul 2017800
Aug 2017920
Sep 2017300
Oct 2017600
Nov 2017100
Dec 2017300
Jan 2018400
Feb 2018200
Mar 2018300
Apr 2018400
May 2018800
Jun 20181100
Jul 2018400
Aug 2018610
Sep 20182200
Oct 20182530
Nov 20182510
Dec 20181910
Jan 20192110
Feb 20191700
Mar 20192010
Apr 20191300
May 20192110
Jun 20191800
Jul 20191600
Aug 2019400
Total4403790