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Results by year

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

Year Number of Results
1949 1
1965 1
1969 1
1970 1
1971 1
1977 1
1985 3
1986 1
1987 1
1988 4
1989 4
1990 9
1991 10
1992 12
1993 13
1994 6
1995 18
1996 25
1997 26
1998 46
1999 50
2000 41
2001 41
2002 54
2003 48
2004 101
2005 134
2006 200
2007 224
2008 379
2009 513
2010 157
2011 158
2012 156
2013 157
2014 139
2015 125
2016 129
2017 109
2018 60
2019 58
2020 41
2021 41
2022 52
2023 20
2024 1

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Similar articles for PMID: 19717287

2,893 results

Results by year

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2,893 results