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Results by year

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

Year Number of Results
1921 1
1948 1
1967 1
1975 3
1977 1
1978 2
1979 5
1980 3
1981 2
1982 11
1983 8
1984 9
1985 5
1986 13
1987 13
1988 6
1989 12
1990 7
1991 6
1992 9
1993 11
1994 9
1995 10
1996 13
1997 4
1998 6
1999 10
2000 9
2001 3
2002 7
2003 9
2004 12
2005 6
2006 8
2007 13
2008 9
2009 13
2010 5
2011 16
2012 19
2013 10
2014 8
2015 4
2016 11
2017 10
2018 4
2019 8
2020 9
2021 4
2022 4
2023 1
2024 0

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Similar articles for PMID: 19643771

363 results

Results by year

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363 results