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Results by year

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

Year Number of Results
1961 1
1978 1
1987 1
1991 1
1994 1
1995 1
1997 3
1998 2
1999 4
2000 1
2001 6
2002 11
2003 16
2004 16
2005 17
2006 41
2007 89
2008 137
2009 44
2010 20
2011 21
2012 14
2013 6
2014 10
2015 5
2016 4
2017 4
2018 1
2019 1
2020 3
2021 6
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 18988719

458 results
Results by year
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458 results