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Results by year

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

Year Number of Results
1964 1
1966 2
1969 1
1970 3
1971 3
1972 4
1973 10
1974 6
1975 3
1976 4
1977 2
1978 1
1979 1
1980 2
1981 4
1982 2
1983 2
1984 3
1985 3
1986 4
1988 2
1989 1
1990 2
1991 5
1992 5
1993 3
1994 2
1995 3
1996 4
1997 2
1998 3
1999 2
2005 3
2007 1
2009 1
2010 2
2011 3
2012 5
2013 4
2014 3
2015 9
2016 6
2017 4
2018 10
2019 9
2020 3
Text availability
Article attribute
Article type
Publication date

Search Results

146 results
Results by year
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