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

Year Number of Results
1957 1
1979 2
1981 1
1983 2
1984 3
1987 1
1989 4
1990 2
1991 2
1992 3
1993 2
1994 4
1995 6
1996 4
1997 7
1998 10
1999 6
2000 6
2001 7
2002 7
2003 8
2004 13
2005 14
2006 13
2007 44
2008 26
2009 24
2010 25
2011 19
2012 41
2013 71
2014 43
2015 41
2016 35
2017 22
2018 17
2019 20
2020 11
2021 6
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 15337727

522 results
Results by year
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522 results