Intended for healthcare professionals

Reviews

Reviews

BMJ 1999; 318 doi: https://doi.org/10.1136/bmj.318.7184.680 (Published 06 March 1999) Cite this as: BMJ 1999;318:680

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 2003020
Aug 2003022
Sep 2003022
Oct 2003060
Dec 2003032
Jan 2004032
Mar 2004080
Apr 2004010
May 2004052
Jun 20040102
Jul 20040111
Aug 2004092
Sep 2004170
Oct 2004064
Nov 200411443
Dec 2004353
Jan 20056171
Feb 20055166
Mar 20051103
Apr 2005162
May 2005042
Jun 2005023
Jul 2005243
Aug 2005152
Sep 2005181
Oct 2005144
Nov 2005585
Dec 2005012
Jan 2006186
Feb 2006241
Mar 2006054
Apr 2006358
May 2006121
Jun 2006033
Jul 2006111
Aug 2006121
Sep 2006334
Oct 2006073
Nov 2006034
Dec 2006002
Jan 2007022
Feb 2007023
Mar 2007122
Apr 2007034
May 2007112
Jun 2007032
Jul 2007014
Aug 2007003
Sep 2007033
Oct 2007143
Nov 2007066
Dec 20072117
Jan 2008001
Feb 2008221
Mar 2008024
Apr 2008101
May 20081010
Jun 2008123
Jul 2008011
Aug 2008032
Sep 2008132
Oct 2008032
Nov 2008052
Dec 2008012
Jan 2009010
Feb 2009100
Mar 2009102
Apr 2009202
Jun 2009100
Jul 2009101
Aug 2009020
Oct 2009001
Nov 2009012
Dec 2009100
Jan 2010010
Feb 2010001
May 2010001
Jun 2010030
Jul 20101100
Aug 2010200
Sep 2010100
Oct 2010200
Nov 2010300
Dec 2010100
Jan 2011100
Feb 2011100
Apr 2011710
May 2011120
Jun 2011100
Jul 2011120
Aug 2011100
Sep 2011010
Oct 2011041
Nov 2011011
Dec 2011020
Jan 2012111
Apr 2012100
May 2012011
Jun 2012100
Jul 2012200
Aug 2012200
Oct 2012400
Nov 2012100
Jan 2013032
Apr 2013100
Jun 2013311
Jul 2013611
Aug 2013100
Oct 2013011
Nov 2013011
Dec 2013111
Feb 2014100
Mar 2014200
Apr 2014300
May 2014100
Jun 2014400
Jul 2014091
Aug 2014100
Mar 2015100
Apr 2015400
Jul 2015100
Sep 2015110
Dec 2015211
Apr 2016100
Jun 2016300
Jul 2016200
Sep 2016100
Nov 2016200
Dec 2016100
Jan 2017100
Feb 2017200
Mar 2017200
Apr 2017610
May 2017200
Jun 2017200
Jul 2017300
Aug 2017300
Sep 2017100
Oct 2017610
Nov 2017200
Dec 20171100
Jan 2018400
Feb 2018200
Mar 2018400
May 20181400
Jun 2018500
Sep 2018100
Nov 2018010
Dec 2018300
Jan 2019100
Feb 2019300
Mar 2019210
Apr 2019200
May 2019400
Jul 2019301
Aug 2019100
Oct 2019100
Dec 2019200
Jan 2020110
Feb 2020100
Mar 2020100
Apr 2020100
May 2020100
Jun 2020100
Jul 2020300
Aug 2020100
Sep 2020310
Oct 20203911
Nov 2020400
Dec 2020310
Jan 2021600
Feb 2021200
Mar 2021200
Apr 2021410
May 2021300
Jun 2021200
Jul 2021200
Aug 2021300
Sep 2021210
Oct 2021600
Total320344234