Intended for healthcare professionals

Research Methods & Reporting

Out of sight but not out of mind: how to search for unpublished clinical trial evidence

BMJ 2012; 344 doi: https://doi.org/10.1136/bmj.d8013 (Published 03 January 2012) Cite this as: BMJ 2012;344:d8013

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 2012 to December 2019

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AbstractFullPdf
Jan 201217561325881
Feb 2012711274158
Mar 201242115276
Apr 201233110455
May 20123469338
Jun 201227113741
Jul 20121675918
Aug 2012764821
Sep 20121105013
Oct 20123077933
Nov 20121468624
Dec 201273147
Jan 2013906510
Feb 201364303
Mar 2013584410
Apr 201365487
May 20131105519
Jun 2013102398
Jul 2013943815
Aug 201308810
Sep 201308959
Oct 2013012331
Nov 2013015230
Dec 2013012345
Jan 2014018330
Feb 2014026146
Mar 2014016013
Apr 2014024524
May 2014012918
Jun 2014016528
Jul 2014010815
Aug 2014014620
Sep 2014015313
Oct 20140445
Nov 20140749
Dec 2014012116
Jan 2015012730
Feb 201509014
Mar 2015011826
Apr 2015022628
May 2015211910
Jun 201507715
Jul 201509215
Aug 201509213
Sep 201508926
Oct 201501197
Nov 201501148
Dec 2015010810
Jan 201611478
Feb 201601739
Mar 2016112128
Apr 201611066
May 2016114911
Jun 201612138
Jul 20160977
Aug 2016010118
Sep 2016014032
Oct 2016010311
Nov 201608789
Dec 201607521
Jan 201741819
Feb 2017023416
Mar 2017229615
Apr 2017012112
May 2017111814
Jun 2017011816
Jul 2017011716
Aug 20170797
Sep 201701049
Oct 2017010819
Nov 20170909
Dec 20170563
Jan 20180724
Feb 201848412
Mar 2018411030
Apr 20181646
May 20188719
Jun 201866410
Jul 201835414
Aug 201814927
Sep 201813919
Oct 201829120
Nov 201807614
Dec 201811839
Jan 2019211621
Feb 201936822
Mar 201916215
Apr 201936319
May 201915119
Jun 201918748
Jul 201915912
Aug 2019518623
Sep 201949424
Oct 2019093105
Nov 20192104111
Dec 201901715
Total5366115663052