Intended for healthcare professionals

Editorials

Access to clinical trial data

BMJ 2011; 342 doi: https://doi.org/10.1136/bmj.d80 (Published 12 January 2011) Cite this as: BMJ 2011;342:d80

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: January 2011 to May 2022

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AbstractFullPdf
Jan 201154797670
Feb 20112641330
Mar 2011131480
Apr 201197520
May 201193650
Jun 201179440
Jul 201163310
Aug 201158550
Sep 201158300
Oct 201146160
Nov 201131240
Dec 201155510
Jan 2012122510
Feb 201281280
Mar 2012108120
Apr 201299290
May 201247160
Jun 20121440
Jul 201228270
Aug 20121950
Sep 20123640
Oct 20121860
Nov 201238130
Dec 20122270
Jan 201324160
Feb 20132240
Mar 20131430
Apr 20131660
May 201316120
Jun 20132490
Jul 20131570
Aug 20133060
Sep 2013820
Oct 20131340
Nov 20133610
Dec 20131940
Jan 20142030
Feb 20141580
Mar 201412100
Apr 201424140
May 20142140
Jun 20141520
Jul 20140422
Aug 201431110
Sep 201425150
Oct 2014820
Nov 20141720
Dec 20141840
Jan 2015950
Feb 20151750
Mar 20152270
Apr 201513114
May 20152420
Jun 20151421
Jul 20151684
Aug 201520150
Sep 20152450
Oct 20151350
Nov 20151720
Dec 201520130
Jan 20162010
Feb 20163650
Mar 20162930
Apr 20162390
May 20164020
Jun 20163820
Jul 20168350
Aug 20162300
Sep 20161600
Oct 20161850
Nov 20161740
Dec 201626100
Jan 20171880
Feb 201713110
Mar 20171110
Apr 20172620
May 20171600
Jun 20173040
Jul 20171620
Aug 20172340
Sep 20172520
Oct 20172760
Nov 201715180
Dec 20171930
Jan 20184110
Feb 20182720
Mar 201850150
Apr 20182020
May 20182920
Jun 20183430
Jul 20182140
Aug 2018710
Sep 20182740
Oct 2018700
Nov 20181350
Dec 20182810
Jan 20192460
Feb 20192620
Mar 20193140
Apr 20191400
May 20191000
Jun 20192220
Jul 20191400
Aug 20191410
Sep 20191850
Oct 2019840
Nov 20192340
Dec 2019940
Jan 20201450
Feb 202019130
Mar 20201160
Apr 20203330
May 20207360
Jun 2020400
Jul 20201720
Aug 20203830
Sep 20201220
Oct 20203060
Nov 20202540
Dec 20201950
Jan 20211220
Feb 20212430
Mar 20212300
Apr 20213410
May 20212960
Jun 20211300
Jul 20211310
Aug 20211800
Sep 20212550
Oct 20212700
Nov 20212010
Dec 20212820
Jan 20221400
Feb 20221710
Mar 20221900
Apr 20221530
May 2022800
Total9497204811