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Results by year

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

Year Number of Results
1922 1
1932 1
1946 1
1947 2
1948 1
1952 2
1953 4
1958 1
1966 1
1967 2
1969 1
1971 1
1972 4
1973 1
1974 3
1975 4
1976 4
1978 1
1979 4
1981 3
1982 2
1983 1
1984 7
1985 9
1986 8
1987 7
1988 8
1989 7
1990 12
1991 10
1992 13
1993 16
1994 11
1995 14
1996 17
1997 8
1998 22
1999 24
2000 24
2001 38
2002 35
2003 40
2004 34
2005 22
2006 29
2007 43
2008 44
2009 33
2010 33
2011 28
2012 32
2013 33
2014 45
2015 41
2016 69
2017 54
2018 55
2019 38
2020 28
2021 31
2022 29
2023 12
2024 0

Text availability

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Publication date

Similar articles for PMID: 19174954

999 results

Results by year

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999 results