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

Year Number of Results
1965 2
1976 1
1977 1
1978 1
1979 2
1981 1
1984 1
1985 1
1986 1
1987 1
1988 2
1990 1
1991 4
1992 5
1993 3
1994 5
1995 12
1996 10
1997 8
1998 5
1999 6
2000 6
2001 9
2002 16
2003 10
2004 15
2005 9
2006 9
2007 9
2008 14
2009 18
2010 22
2011 22
2012 37
2013 19
2014 27
2015 29
2016 21
2017 15
2018 14
2019 15
2020 17
2021 20
2022 0
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 19318301

427 results
Results by year
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427 results