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Results by year

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

Year Number of Results
1917 4
1918 1
1941 1
1946 3
1947 1
1948 2
1949 2
1953 1
1954 3
1956 2
1959 2
1961 1
1962 1
1966 1
1967 1
1968 6
1971 2
1972 2
1974 1
1975 1
1979 2
1980 2
1981 2
1982 1
1983 3
1984 2
1985 1
1986 1
1987 2
1988 1
1989 2
1990 1
1991 2
1992 5
1993 4
1994 9
1995 4
1996 5
1997 5
1998 4
1999 4
2000 8
2001 5
2002 7
2003 30
2004 28
2005 49
2006 69
2007 123
2008 195
2009 264
2010 54
2011 69
2012 66
2013 47
2014 50
2015 35
2016 23
2017 36
2018 29
2019 16
2020 19
2021 12
2022 11
2023 6
2024 0

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Similar articles for PMID: 19689917

1,275 results

Results by year

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1,275 results