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Results by year

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

Year Number of Results
1950 1
1987 1
1990 2
1992 3
1993 1
1994 3
1995 2
1996 3
1997 1
1998 9
1999 7
2000 15
2001 12
2002 7
2003 9
2004 15
2005 14
2006 9
2007 13
2008 13
2009 11
2010 15
2011 32
2012 25
2013 22
2014 25
2015 30
2016 22
2017 25
2018 21
2019 19
2020 14
2021 17
2022 12
2023 4
2024 0

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Similar articles for PMID: 21501864

400 results

Results by year

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400 results