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Results by year

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

Year Number of Results
1903 1
1941 1
1951 1
1952 1
1953 2
1958 1
1959 1
1961 2
1963 2
1997 2
2002 1
2003 6
2004 2
2005 7
2006 14
2007 16
2008 18
2009 13
2010 20
2011 16
2012 22
2013 20
2014 12
2015 10
2016 6
2017 11
2018 11
2019 5
2020 8
2021 4
2022 4
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 21556472

216 results
Results by year
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216 results