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

Year Number of Results
1972 1
1976 1
1987 1
1989 1
1991 1
1993 1
1997 2
1998 2
1999 1
2000 7
2001 7
2002 5
2003 2
2004 2
2005 7
2006 2
2007 9
2008 12
2009 5
2010 9
2011 13
2012 16
2013 28
2014 16
2015 12
2016 9
2017 8
2018 10
2019 10
2020 9
2021 8
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 21051749

195 results
Results by year
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