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Results by year

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

Year Number of Results
1963 1
1981 2
1982 1
1987 2
1988 2
1989 2
1990 1
1992 1
1994 2
1995 1
1996 2
1997 1
1998 2
1999 1
2000 2
2001 3
2003 2
2004 1
2005 8
2006 5
2007 18
2008 13
2009 16
2010 18
2011 21
2012 16
2013 23
2014 26
2015 17
2016 15
2017 15
2018 11
2019 10
2020 14
2021 9
2022 8
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 21149493

270 results
Results by year
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270 results