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Results by year

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

Year Number of Results
1946 1
1951 1
1952 2
1953 3
1954 4
1956 1
1957 3
1958 10
1959 1
1961 2
1962 3
1963 2
1964 2
1965 2
1966 7
1967 2
1968 9
1969 7
1971 2
1973 5
1974 3
1975 2
1976 2
1977 2
1978 2
1979 2
1980 7
1981 1
1982 9
1983 3
1984 1
1985 4
1986 2
1987 1
1988 3
1989 6
1990 2
1991 2
1992 5
1993 8
1994 5
1995 15
1996 12
1997 3
1998 10
1999 9
2000 12
2001 11
2002 6
2003 13
2004 9
2005 15
2006 28
2007 28
2008 50
2009 28
2010 21
2011 23
2012 26
2013 24
2014 23
2015 22
2016 30
2017 47
2018 31
2019 20
2020 44
2021 34
2022 24
2023 5
2024 0

Text availability

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Similar articles for PMID: 18312884

680 results

Results by year

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680 results