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

Year Number of Results
1976 1
1977 5
1978 4
1979 2
1980 3
1982 3
1983 7
1984 4
1985 8
1986 2
1987 1
1988 1
1990 1
1992 1
1993 1
1994 1
1995 6
1996 6
1997 1
1998 5
1999 1
2000 5
2001 14
2002 25
2003 12
2004 4
2005 20
2006 11
2007 9
2008 17
2009 11
2010 24
2011 13
2012 10
2013 9
2014 6
2015 1
2016 1
2017 2
2018 1
2019 1
2021 1
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Search Results

259 results
Results by year
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Page 1
The Cochrane Collaboration's tool for assessing risk of bias in randomised trials.
Higgins JP, Altman DG, Gøtzsche PC, Jüni P, Moher D, Oxman AD, Savovic J, Schulz KF, Weeks L, Sterne JA; Cochrane Bias Methods Group; Cochrane Statistical Methods Group. Higgins JP, et al. Among authors: schulz kf. BMJ. 2011 Oct 18;343:d5928. doi: 10.1136/bmj.d5928. BMJ. 2011. PMID: 22008217 Free PMC article.
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: schulz kf. 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.
Combination contraceptives: effects on weight.
Gallo MF, Lopez LM, Grimes DA, Carayon F, Schulz KF, Helmerhorst FM. Gallo MF, et al. Among authors: schulz kf. Cochrane Database Syst Rev. 2014 Jan 29;(1):CD003987. doi: 10.1002/14651858.CD003987.pub5. Cochrane Database Syst Rev. 2014. PMID: 24477630 Review.
Descriptive studies: what they can and cannot do.
Grimes DA, Schulz KF. Grimes DA, et al. Among authors: schulz kf. Lancet. 2002 Jan 12;359(9301):145-9. doi: 10.1016/S0140-6736(02)07373-7. Lancet. 2002. PMID: 11809274 Review.
Cohort studies: marching towards outcomes.
Grimes DA, Schulz KF. Grimes DA, et al. Among authors: schulz kf. Lancet. 2002 Jan 26;359(9303):341-5. doi: 10.1016/S0140-6736(02)07500-1. Lancet. 2002. PMID: 11830217
259 results