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

Year Number of Results
1989 1
1997 1
1998 2
1999 4
2000 4
2001 5
2002 6
2003 14
2004 14
2005 13
2006 25
2007 21
2008 60
2009 60
2010 13
2011 8
2012 11
2013 3
2014 4
2015 5
2017 1
2018 3
2019 1
2020 1
2021 1
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Publication date

Similar articles for PMID: 19331161

267 results
Results by year
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