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

Year Number of Results
1970 1
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1988 1
1989 3
1990 4
1991 6
1992 6
1993 5
1994 11
1995 11
1996 15
1997 11
1998 16
1999 17
2000 10
2001 12
2002 18
2003 13
2004 15
2005 18
2006 6
2007 7
2008 5
2009 11
2010 11
2011 11
2012 8
2013 12
2014 5
2015 5
2016 8
2017 7
2018 7
2019 8
2020 7
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2022 5
2023 2
2024 1

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Page 1
SPIRIT 2013 statement: defining standard protocol items for clinical trials.
Chan AW, Tetzlaff JM, Altman DG, Laupacis A, Gøtzsche PC, Krleža-Jerić K, Hróbjartsson A, Mann H, Dickersin K, Berlin JA, Doré CJ, Parulekar WR, Summerskill WS, Groves T, Schulz KF, Sox HC, Rockhold FW, Rennie D, Moher D. Chan AW, et al. Among authors: berlin ja. Ann Intern Med. 2013 Feb 5;158(3):200-7. doi: 10.7326/0003-4819-158-3-201302050-00583. Ann Intern Med. 2013. PMID: 23295957 Free PMC article.
320 results