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

Year Number of Results
1911 1
1915 1
1930 1
1961 1
1970 1
1974 1
1977 1
1986 3
1988 1
1990 3
1992 6
1993 2
1994 4
1996 6
1997 5
1998 6
1999 6
2000 6
2001 2
2002 6
2003 9
2004 5
2005 14
2006 13
2007 6
2008 13
2009 12
2010 16
2011 26
2012 27
2013 19
2014 16
2015 24
2016 25
2017 26
2018 25
2019 24
2020 23
2021 7
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 19403473

353 results
Results by year
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