Intended for healthcare professionals

Letters Open science

Time for an open access secure online data collection tool

BMJ 2012; 345 doi: https://doi.org/10.1136/bmj.e4805 (Published 16 July 2012) Cite this as: BMJ 2012;345:e4805

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 2012 to November 2019

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AbstractFullPdf
Jul 20127914630
Aug 2012291713
Sep 201212134
Oct 2012791
Nov 20121883
Dec 2012810
Jan 2013631
Feb 2013531
Mar 2013360
Apr 2013530
May 2013231
Jun 2013622
Jul 2013441
Aug 2013420
Sep 2013131
Oct 2013352
Nov 2013541
Dec 2013610
Jan 2014610
Feb 2014400
Mar 2014322
Apr 2014700
May 2014500
Jun 2014300
Jul 2014051
Aug 201412133
Sep 2014582
Oct 2014010
Nov 2014510
Dec 2014300
Jan 20151121
Feb 2015810
Mar 2015610
Apr 20151333
May 20151212
Jun 2015934
Jul 2015410
Aug 20154901
Sep 20157182
Oct 2015600
Nov 20151511
Dec 20151812
Jan 2016900
Feb 2016511
Mar 2016462
Apr 2016710
May 2016900
Jun 20161220
Jul 20161610
Aug 2016910
Sep 2016700
Oct 20161910
Nov 20161000
Dec 2016900
Jan 20171010
Feb 20171211
Mar 2017510
Apr 2017721
May 2017911
Jun 20171410
Jul 2017600
Aug 2017500
Sep 2017920
Oct 20171310
Nov 2017100
Dec 20171500
Jan 2018711
Feb 20181110
Mar 2018511
Apr 20181000
May 20181000
Jun 20181010
Jul 2018500
Aug 2018610
Sep 2018620
Oct 20181001
Nov 20181220
Dec 2018600
Jan 2019321
Feb 2019410
Mar 2019720
Apr 2019810
May 20191312
Jun 2019210
Jul 2019700
Aug 2019742
Sep 2019800
Oct 20191300
Nov 2019400
Total81034099