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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1960 1
1962 3
1966 1
1967 4
1968 1
1974 7
1979 2
1983 2
1986 3
1987 10
1988 30
1989 1156
1990 2316
1991 315
1992 476
1993 715
1994 1391
1995 1656
1996 1589
1997 1885
1998 2257
1999 2733
2000 3216
2001 3993
2002 4624
2003 5185
2004 5600
2005 5653
2006 6119
2007 5860
2008 6611
2009 7279
2010 7570
2011 7717
2012 7832
2013 8130
2014 7862
2015 8156
2016 8555
2017 8918
2018 9665
2019 8380
2020 1176
Text availability
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Article type
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Search Results

142,914 results
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Page 1
Pragmatic Trials.
Ford I, Norrie J. Ford I, et al. N Engl J Med. 2016 Aug 4;375(5):454-63. doi: 10.1056/NEJMra1510059. N Engl J Med. 2016. PMID: 27518663 Free article. No abstract available.
The Primary Outcome Fails - What Next?
Pocock SJ, Stone GW. Pocock SJ, et al. N Engl J Med. 2016 Sep 1;375(9):861-70. doi: 10.1056/NEJMra1510064. N Engl J Med. 2016. PMID: 27579636 Free article. Review. No abstract available.
John Henry Gaddum's 1940 guidance on controlled clinical trials.
Marson Smith P, Colquhoun D, Chalmers I. Marson Smith P, et al. J R Soc Med. 2019 Sep;112(9):394-400. doi: 10.1177/0141076819870674. J R Soc Med. 2019. PMID: 31496349 Free PMC article. No abstract available.
The Changing Landscape of Randomized Clinical Trials in Cardiovascular Disease.
Jones WS, Roe MT, Antman EM, Pletcher MJ, Harrington RA, Rothman RL, Oetgen WJ, Rao SV, Krucoff MW, Curtis LH, Hernandez AF, Masoudi FA. Jones WS, et al. J Am Coll Cardiol. 2016 Oct 25;68(17):1898-1907. doi: 10.1016/j.jacc.2016.07.781. J Am Coll Cardiol. 2016. PMID: 27765193 Free article. Review.
The use of unequal randomisation in clinical trials--An update.
Peckham E, Brabyn S, Cook L, Devlin T, Dumville J, Torgerson DJ. Peckham E, et al. Contemp Clin Trials. 2015 Nov;45(Pt A):113-22. doi: 10.1016/j.cct.2015.05.017. Epub 2015 May 28. Contemp Clin Trials. 2015. PMID: 26027788 Review.
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