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Results by year

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

Year Number of Results
1977 2
1983 1
1987 2
1989 1
1991 1
1992 1
1994 1
1995 1
2000 2
2001 2
2003 3
2004 1
2005 3
2006 2
2007 4
2009 2
2010 4
2011 4
2012 5
2013 3
2014 13
2015 10
2016 21
2017 18
2018 4
2019 7
2020 6
2021 4
2022 0
Text availability
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Article type
Publication date

Similar articles for PMID: 21393406

100 results
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100 results