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

Year Number of Results
1978 1
1997 2
1999 1
2000 2
2001 7
2002 4
2003 9
2004 18
2005 37
2006 51
2007 85
2008 126
2009 104
2010 34
2011 29
2012 27
2013 26
2014 37
2015 30
2016 20
2017 16
2018 17
2019 21
2020 10
2021 5
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 19331140

633 results
Results by year
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