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

Year Number of Results
1978 1
1979 2
1989 1
1990 1
1992 1
1993 3
1994 1
1995 3
1996 10
1997 21
1998 37
1999 30
2000 34
2001 27
2002 36
2003 42
2004 24
2005 21
2006 16
2007 17
2008 11
2009 12
2010 11
2011 5
2012 8
2013 4
2014 7
2015 10
2016 10
2017 7
2018 3
2020 6
2021 3
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 9529287

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404 results