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Results by year

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

Year Number of Results
1971 1
1972 1
1975 2
1976 2
1977 1
1978 1
1979 2
1980 4
1982 1
1983 1
1984 2
1985 9
1986 2
1987 6
1988 7
1989 1
1990 6
1991 3
1992 7
1993 5
1994 2
1995 5
1996 2
1997 5
1998 5
1999 8
2000 4
2001 8
2002 16
2003 16
2004 12
2005 8
2006 8
2007 18
2008 18
2009 7
2010 10
2011 19
2012 27
2013 28
2014 25
2015 29
2016 33
2017 45
2018 35
2019 43
2020 40
2021 42
2022 27
2023 9
2024 0

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Similar articles for PMID: 17223969

557 results

Results by year

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557 results