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BMJ 2008; 337 doi: https://doi.org/10.1136/bmj.a2281 (Published 30 October 2008) Cite this as: BMJ 2008;337:a2281

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: October 2008 to November 2021

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AbstractFullPdf
Oct 20082752311
Nov 20086645191
Dec 200856441
Jan 200924290
Feb 200914230
Mar 200916220
Apr 200915120
May 2009880
Jun 20091470
Jul 20091060
Aug 20091670
Sep 20091990
Oct 20091220
Nov 200919100
Dec 2009940
Jan 20101640
Feb 20101950
Mar 201020100
Apr 20101970
May 20101070
Jun 2010920
Jul 20102230
Aug 20102730
Sep 20102511
Oct 20102332
Nov 20103530
Dec 20102990
Jan 20112200
Feb 20111420
Mar 20112420
Apr 20112000
May 20112670
Jun 20112110
Jul 20111600
Aug 20113300
Sep 20112320
Oct 20113920
Nov 20112000
Dec 201124110
Jan 20122560
Feb 20123240
Mar 20122220
Apr 20121940
May 20124220
Jun 20122820
Jul 20123510
Aug 20122620
Sep 20123500
Oct 20123480
Nov 20125690
Dec 20123020
Jan 20133110
Feb 20133270
Mar 20132630
Apr 20133360
May 20133360
Jun 20133260
Jul 20132950
Aug 20132120
Sep 20133110
Oct 20132440
Nov 20131450
Dec 20131830
Jan 20142920
Feb 20142120
Mar 20142220
Apr 20141600
May 20142020
Jun 20141620
Jul 20140250
Aug 20141600
Sep 20142520
Oct 2014600
Nov 20141010
Dec 20141910
Jan 20151140
Feb 20151920
Mar 2015910
Apr 2015840
May 20151320
Jun 2015700
Jul 2015810
Aug 20151510
Sep 2015350
Oct 2015300
Nov 201510140
Dec 20151340
Jan 2016600
Feb 20163500
Mar 20169220
Apr 20162720
May 20164200
Jun 20163900
Jul 20163500
Aug 20161820
Sep 20161020
Oct 2016920
Nov 2016920
Dec 20161110
Jan 20171530
Feb 20171680
Mar 20172130
Apr 20171550
May 20171530
Jun 20172810
Jul 20172700
Aug 20171600
Sep 20172400
Oct 20171110
Nov 20171150
Dec 2017540
Jan 20182120
Feb 20184510
Mar 20181000
Apr 2018450
May 20181220
Jun 2018900
Jul 2018280
Aug 2018230
Sep 20181200
Oct 2018310
Nov 2018340
Dec 2018800
Jan 20191860
Feb 20193160
Mar 20193100
Apr 2019360
May 20197100
Jun 2019330
Jul 2019400
Aug 2019520
Oct 2019330
Nov 2019900
Dec 2019240
Jan 2020550
Feb 2020640
Mar 2020310
Apr 2020430
May 20202640
Jun 2020400
Jul 20204220
Aug 20203640
Sep 2020650
Oct 20201520
Nov 20201360
Dec 2020820
Jan 20214040
Feb 202116270
Mar 2021840
Apr 20211020
May 20211220
Jun 2021500
Jul 20212110
Aug 2021600
Sep 2021830
Oct 20211620
Nov 20211820
Total379014026