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Results by year

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

Year Number of Results
1957 2
1968 1
1970 2
1971 1
1973 1
1975 1
1976 1
1977 1
1980 4
1981 1
1982 9
1983 7
1984 7
1985 10
1986 5
1987 7
1988 12
1989 8
1990 8
1991 5
1992 7
1993 11
1994 6
1995 5
1996 6
1997 4
1998 8
1999 6
2000 12
2001 10
2002 19
2003 19
2004 33
2005 25
2006 19
2007 27
2008 18
2009 28
2010 34
2011 44
2012 36
2013 30
2014 33
2015 29
2016 25
2017 20
2018 10
2019 13
2020 12
2021 11
2022 1
2023 2
2024 0

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Similar articles for PMID: 15956096

576 results

Results by year

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576 results