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

Year Number of Results
1954 1
1967 1
1971 1
1973 1
1975 1
1977 1
1979 1
1981 3
1982 1
1983 1
1985 1
1986 1
1987 1
1989 2
1990 3
1991 6
1993 2
1994 2
1995 8
1996 3
1997 2
1998 8
1999 12
2000 12
2001 9
2002 10
2003 8
2004 3
2005 6
2006 6
2007 2
2008 5
2009 2
2010 1
2011 1
2012 2
2013 2
2015 1
2018 2
2020 1
2021 1
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 11898941

136 results
Results by year
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Page 1
Placebo trials and tribulations.
Weijer C. Weijer C. CMAJ. 2002 Mar 5;166(5):603-4. CMAJ. 2002. PMID: 11898941 Free PMC article. No abstract available.
The ethics of single blind trials.
Heckerling PS. Heckerling PS. IRB. 2005 Jul-Aug;27(4):12-6. IRB. 2005. PMID: 16220629 No abstract available.
The continuing unethical use of placebo controls.
Rothman KJ, Michels KB. Rothman KJ, et al. N Engl J Med. 1994 Aug 11;331(6):394-8. doi: 10.1056/NEJM199408113310611. N Engl J Med. 1994. PMID: 8028622 No abstract available.
136 results
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