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Results by year

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

Year Number of Results
1955 1
1958 1
1977 1
1978 1
1979 1
1980 3
1981 1
1982 2
1983 2
1985 1
1986 3
1987 3
1988 2
1989 2
1990 2
1991 3
1992 1
1993 6
1994 6
1995 13
1996 13
1997 15
1998 9
1999 17
2000 13
2001 23
2002 22
2003 18
2004 33
2005 44
2006 69
2007 95
2008 141
2009 165
2010 14
2011 16
2012 19
2013 14
2014 11
2015 11
2016 9
2017 7
2018 5
2019 7
2020 5
2021 2
2022 4
2023 1
2024 0

Text availability

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Similar articles for PMID: 19560165

795 results

Results by year

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795 results