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News

More than 20% of articles have a “guest” author, study shows

BMJ 2009; 339 doi: https://doi.org/10.1136/bmj.b3783 (Published 15 September 2009) Cite this as: BMJ 2009;339:b3783

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: September 2009 to January 2020

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AbstractFullPdf
Sep 200910556680
Oct 2009102710
Nov 200921200
Dec 20091050
Jan 201013120
Feb 201013120
Mar 2010320
Apr 20101620
May 2010320
Jun 2010110
Jul 2010720
Aug 2010450
Sep 2010800
Oct 2010810
Nov 20101390
Dec 20103120
Jan 20112640
Feb 20111120
Mar 20111200
Apr 20111300
May 2011810
Jun 20113010
Jul 20115300
Aug 20117920
Sep 20114800
Oct 20114000
Nov 20112960
Dec 20112410
Jan 20122120
Feb 20121840
Mar 20121010
Apr 20121010
May 2012500
Jun 2012700
Jul 2012400
Aug 20121000
Sep 20121300
Oct 2012800
Nov 20122110
Dec 20121500
Jan 20131310
Feb 201320100
Mar 2013900
Apr 20131820
May 20133920
Jun 20133840
Jul 20134950
Aug 20135990
Sep 20133510
Oct 20133400
Nov 20134710
Dec 201311010
Jan 20143510
Feb 20145600
Mar 20143920
Apr 20142710
May 20141550
Jun 20141620
Jul 20140200
Aug 20141300
Sep 20141800
Oct 2014600
Nov 2014800
Dec 20141660
Jan 20151300
Feb 2015400
Mar 2015410
Apr 20151000
May 20151400
Jun 2015300
Jul 2015960
Aug 20151000
Sep 2015600
Oct 2015500
Nov 2015230
Dec 2015670
Jan 2016520
Feb 2016900
Mar 2016400
Apr 2016300
May 2016400
Jun 20162030
Jul 20162600
Aug 2016410
Sep 2016810
Oct 20161400
Nov 2016920
Dec 20161000
Jan 20171800
Feb 20172010
Mar 20171210
Apr 2017900
May 20171700
Jun 20171600
Jul 20175100
Aug 20171400
Sep 2017800
Oct 20171910
Nov 2017720
Dec 20171410
Jan 20185030
Feb 20183540
Mar 20181010
Apr 2018400
May 20181310
Jun 2018910
Jul 2018410
Aug 20181500
Sep 2018640
Oct 2018410
Nov 2018630
Dec 2018730
Jan 20191220
Feb 20192500
Mar 20191620
Apr 20191900
May 20191900
Jun 20192310
Jul 20191750
Aug 201911100
Sep 20191050
Oct 2019580
Nov 20191040
Dec 20197150
Jan 20201620
Total348410110