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

Year Number of Results
1996 1
1999 2
2001 1
2002 1
2003 4
2004 1
2005 2
2006 4
2007 4
2008 4
2009 6
2010 10
2011 16
2012 9
2013 8
2014 12
2015 12
2016 8
2017 8
2018 6
2019 3
2020 3
2021 8
2022 16
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Publication date

Similar articles for PMID: 21502060

127 results
Results by year
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127 results