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Results by year

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

Year Number of Results
1934 1
1948 1
1950 2
1951 2
1953 1
1954 6
1955 2
1956 2
1957 2
1958 3
1959 1
1961 3
1965 2
1966 1
1967 3
1968 5
1969 1
1970 2
1971 2
1972 2
1973 3
1974 6
1975 4
1976 6
1977 9
1978 5
1979 4
1980 9
1981 5
1982 6
1983 7
1984 5
1985 2
1986 4
1987 5
1988 2
1989 1
1990 3
1991 1
1992 3
1993 5
1994 2
1995 3
1996 2
1997 10
1998 8
1999 11
2000 13
2001 29
2002 24
2003 32
2004 37
2005 32
2006 49
2007 43
2008 71
2009 85
2010 30
2011 27
2012 26
2013 30
2014 17
2015 19
2016 19
2017 19
2018 21
2019 14
2020 19
2021 19
2022 13
2023 5
2024 2

Text availability

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Similar articles for PMID: 19525464

805 results

Results by year

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805 results