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Results by year

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

Year Number of Results
1947 1
1954 1
1960 2
1966 1
1970 1
1977 1
1981 1
1982 1
1983 10
1984 7
1985 7
1986 9
1987 8
1988 17
1989 18
1990 17
1991 23
1992 31
1993 43
1994 31
1995 41
1996 37
1997 37
1998 27
1999 14
2000 20
2001 23
2002 26
2003 18
2004 24
2005 18
2006 20
2007 20
2008 29
2009 23
2010 36
2011 52
2012 75
2013 76
2014 78
2015 72
2016 77
2017 84
2018 80
2019 89
2020 69
2021 62
2022 59
2023 39
2024 0

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Article type

Publication date

Similar articles for PMID: 21803051

1,388 results

Results by year

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1,388 results