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Results by year

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

Year Number of Results
1947 3
1948 2
1949 2
1950 2
1951 8
1952 6
1953 5
1954 4
1955 6
1956 6
1957 6
1958 1
1959 3
1960 9
1961 8
1962 3
1963 9
1964 5
1965 13
1966 4
1967 8
1968 10
1969 11
1970 9
1971 9
1972 7
1973 5
1974 3
1975 6
1976 5
1977 5
1978 5
1979 7
1980 7
1981 6
1982 7
1983 5
1984 7
1985 3
1986 4
1987 2
1988 7
1989 3
1990 5
1991 3
1992 1
1993 6
1994 2
1995 5
1996 2
1997 4
1998 5
1999 5
2000 8
2001 17
2002 15
2003 14
2004 7
2005 15
2006 18
2007 14
2008 16
2009 29
2010 15
2011 36
2012 54
2013 80
2014 45
2015 31
2016 33
2017 30
2018 33
2019 52
2020 19
Text availability
Article attribute
Article type
Publication date

Search Results

794 results
Results by year

Citations

794 articles found by citation matching

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