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Results by year

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

Year Number of Results
1937 2
1965 1
1966 1
1967 3
1968 3
1969 10
1970 4
1971 2
1973 1
1974 2
1975 4
1976 4
1977 3
1978 6
1979 4
1980 9
1981 9
1982 4
1983 8
1984 6
1985 10
1986 11
1987 9
1988 12
1989 15
1990 20
1991 12
1992 12
1993 17
1994 18
1995 19
1996 19
1997 26
1998 29
1999 17
2000 11
2001 11
2002 12
2003 14
2004 12
2005 19
2006 16
2007 15
2008 8
2009 8
2010 11
2011 16
2012 13
2013 16
2014 7
2015 7
2016 10
2017 14
2018 16
2019 12
2020 21
2021 26
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 9685455

608 results
Results by year
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