Intended for healthcare professionals

Letters

New connections between medical knowledge and patient care

BMJ 1997; 315 doi: https://doi.org/10.1136/bmj.315.7118.1309b (Published 15 November 1997) Cite this as: BMJ 1997;315:1309

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 September 2020

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AbstractFullPdf
Jul 20030190
Aug 20030190
Sep 2003080
Oct 20030160
Nov 20030140
Dec 20030270
Jan 20040240
Feb 20040200
Mar 20040240
Apr 20040210
May 20040220
Jun 20040370
Jul 20040160
Aug 20040230
Sep 20040150
Oct 20041230
Nov 20043170
Dec 200419270
Jan 20058310
Feb 20051170
Mar 20050220
Apr 2005270
May 20051140
Jun 20050150
Jul 20051120
Aug 20052130
Sep 20050210
Oct 20052130
Nov 20051130
Dec 20050140
Jan 2006280
Feb 2006090
Mar 20060110
Apr 20060130
May 20060110
Jun 2006150
Jul 2006360
Aug 20060100
Sep 2006240
Oct 20064190
Nov 20060160
Dec 2006090
Jan 2007090
Feb 2007080
Mar 20070120
Apr 20070120
May 20070100
Jun 20070120
Jul 2007040
Aug 20072100
Sep 2007030
Oct 20071100
Nov 20072130
Dec 20070140
Jan 2008050
Feb 2008190
Mar 20080110
Apr 2008070
May 2008020
Jun 2008050
Jul 2008060
Aug 2008030
Sep 2008120
Oct 2008170
Nov 20083100
Dec 2008110
Jan 2009040
Feb 2009130
Mar 2009300
May 2009120
Jun 2009010
Jul 2009200
Aug 2009100
Sep 2009110
Oct 2009220
Nov 2009100
Dec 2009140
Jan 2010110
Feb 2010200
Mar 2010300
Apr 2010030
May 2010210
Jun 2010060
Jul 2010140
Aug 2010300
Sep 2010420
Oct 2010500
Nov 2010720
Dec 2010100
Jan 2011200
Feb 2011510
Mar 2011120
Apr 2011700
May 2011310
Jun 2011120
Jul 2011140
Aug 2011210
Sep 2011110
Oct 2011010
Nov 2011020
Dec 2011010
Jan 2012110
Feb 2012200
Mar 2012100
Apr 2012130
May 2012120
Jun 2012100
Aug 2012110
Sep 2012400
Oct 2012200
Nov 2012200
Jan 2013100
Feb 2013200
Mar 2013110
Apr 2013200
May 2013120
Jun 2013200
Jul 2013100
Aug 2013100
Sep 2013200
Oct 2013010
Dec 2013500
Feb 2014200
Apr 2014300
Jun 2014200
Jul 2014020
Aug 2014500
Sep 2014100
Feb 2015110
Mar 2015100
Apr 2015100
Jun 2015220
Jul 2015100
Aug 2015200
Sep 2015110
Oct 2015100
Dec 2015320
Mar 2016100
Apr 2016020
May 2016200
Jun 2016100
Jul 2016010
Aug 2016200
Sep 2016510
Oct 2016210
Dec 2016210
Jan 2017130
Feb 2017100
Mar 2017500
Apr 2017910
May 2017420
Jun 2017100
Jul 20171200
Aug 2017300
Sep 20171100
Oct 2017500
Nov 2017200
Dec 2017400
Jan 2018110
Feb 2018300
Mar 2018100
May 2018400
Jun 2018100
Aug 2018110
Sep 2018110
Oct 2018400
Nov 2018610
Dec 2018400
Jan 2019310
Feb 2019100
Mar 2019310
Apr 2019400
May 20191400
Jul 2019510
Aug 2019300
Sep 2019200
Nov 2019200
Dec 2019100
Jan 2020200
Feb 2020400
Mar 2020100
Apr 20201200
May 20202700
Jun 2020600
Jul 2020300
Aug 2020820
Sep 2020200
Total3929620