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

Year Number of Results
1970 1
1971 1
1980 1
1981 2
1984 2
1986 2
1989 1
1991 2
1992 2
1994 2
1995 1
1996 1
1997 1
1998 3
1999 3
2000 10
2001 1
2002 10
2003 6
2004 7
2005 7
2006 9
2007 15
2008 25
2009 11
2010 13
2011 19
2012 22
2013 23
2014 26
2015 26
2016 33
2017 28
2018 26
2019 27
2020 13
2021 15
2022 3
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 18047178

344 results
Results by year
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344 results