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Results by year

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

Year Number of Results
1976 1
1979 1
1980 1
1986 1
1987 1
1990 2
1992 1
1994 1
1995 1
1996 1
1997 2
1998 2
1999 4
2000 4
2001 6
2002 6
2003 8
2004 7
2005 7
2006 10
2007 8
2008 8
2009 22
2010 16
2011 14
2012 16
2013 16
2014 17
2015 20
2016 28
2017 19
2018 14
2019 15
2020 18
2021 15
2022 17
2023 6
2024 0

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Similar articles for PMID: 21994284

294 results

Results by year

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294 results