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Results by year

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

Year Number of Results
1973 1
1974 1
1975 1
1976 5
1977 4
1978 3
1979 5
1980 1
1981 2
1982 4
1983 2
1984 5
1985 5
1986 3
1987 3
1988 6
1989 4
1990 6
1991 5
1992 26
1993 5
1994 7
1995 4
1996 2
1997 19
1998 18
1999 23
2000 17
2001 14
2002 12
2003 12
2004 20
2005 9
2006 14
2007 6
2008 18
2009 17
2010 32
2011 30
2012 46
2013 40
2014 40
2015 28
2016 28
2017 24
2018 21
2019 40
2020 28
2021 19
2022 22
2023 4
2024 1

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Similar articles for PMID: 1596849

651 results

Results by year

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651 results