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Results by year

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

Year Number of Results
1928 1
1947 1
1956 1
1968 1
1969 1
1970 1
1972 1
1973 3
1974 2
1975 3
1976 1
1977 1
1978 1
1980 2
1981 1
1982 3
1983 4
1987 1
1989 4
1991 3
1992 1
1993 1
1994 3
1995 5
1996 1
1997 7
1998 6
1999 4
2000 8
2001 11
2002 15
2003 11
2004 32
2005 41
2006 55
2007 98
2008 151
2009 90
2010 45
2011 59
2012 34
2013 37
2014 36
2015 33
2016 32
2017 29
2018 27
2019 26
2020 24
2021 21
2022 12
2023 9
2024 1

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Similar articles for PMID: 18814296

852 results

Results by year

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852 results