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Characteristics and publication fate of unregistered and retrospectively registered clinical trials submitted to The BMJ over 4 years

 

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Online download statistics by month: February 2018 to January 2021

AbstractFullPdf
Feb 20181047100197
Mar 201836336391
Apr 201818918796
May 201821021445
Jun 201817517930
Jul 201812012091
Aug 201811311139
Sep 2018999446
Oct 201810810553
Nov 2018137136140
Dec 2018104100172
Jan 2019142137175
Feb 20198780155
Mar 20197974210
Apr 2019103101154
May 201910296160
Jun 201910095179
Jul 2019118119173
Aug 20197775179
Sep 20198681166
Oct 20199088136
Nov 2019727074
Dec 2019797552
Jan 2020656556
Feb 202012011541
Mar 2020777651
Apr 2020818059
May 20201009853
Jun 202011811860
Jul 2020696943
Aug 2020838247
Sep 2020736954
Oct 2020908648
Nov 2020857975
Dec 2020848155
Jan 2021504719
Total489547663374