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

Year Number of Results
1989 1
1990 1
1991 1
1992 1
1993 13
1994 17
1995 7
1996 20
1997 23
1998 15
1999 19
2000 12
2001 18
2002 5
2003 18
2004 9
2005 16
2006 10
2007 14
2008 10
2009 8
2010 8
2011 13
2012 8
2013 9
2014 7
2015 5
2016 9
2017 6
2018 5
2019 7
2020 4
2021 0
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 9189129

308 results
Results by year
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308 results
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