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

Year Number of Results
1970 1
1972 1
1984 1
1988 2
1989 5
1990 2
1991 6
1992 3
1993 2
1994 6
1995 11
1996 10
1997 8
1998 12
1999 8
2000 7
2001 3
2002 13
2003 10
2004 21
2005 18
2006 27
2007 44
2008 54
2009 66
2010 6
2011 9
2012 12
2013 9
2014 10
2015 7
2016 12
2017 8
2018 9
2019 7
2020 7
2021 7
2022 0
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 19366410

421 results
Results by year
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421 results