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

Year Number of Results
1912 1
1933 1
1934 1
1973 1
1974 2
1977 1
1978 1
1979 1
1981 2
1983 2
1987 3
1988 2
1990 1
1991 2
1994 3
1995 1
1999 1
2001 1
2002 1
2004 2
2005 1
2006 2
2007 2
2008 5
2009 9
2010 18
2011 16
2012 27
2013 45
2014 32
2015 20
2016 23
2017 30
2018 27
2019 15
2020 11
Text availability
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Article type
Publication date

Similar Articles for PMID: 23810412

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