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Results by year

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

Year Number of Results
1959 1
1967 1
1971 3
1975 1
1976 1
1979 2
1980 2
1981 2
1982 2
1984 1
1985 7
1986 7
1987 7
1988 13
1989 11
1990 10
1991 21
1992 20
1993 21
1994 25
1995 23
1996 22
1997 24
1998 21
1999 21
2000 16
2001 26
2002 23
2003 22
2004 38
2005 40
2006 58
2007 81
2008 149
2009 123
2010 29
2011 24
2012 29
2013 24
2014 31
2015 23
2016 26
2017 22
2018 15
2019 21
2020 25
2021 29
2022 0
Text availability
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Article type
Publication date

Similar articles for PMID: 19324328

1,058 results
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1,058 results