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

Year Number of Results
1969 1
1971 1
1975 1
1977 1
1979 1
1981 1
1982 1
1983 1
1986 1
1988 4
1989 5
1990 4
1991 10
1992 20
1993 16
1994 16
1995 7
1996 11
1997 17
1998 3
1999 7
2000 1
2001 7
2002 3
2003 6
2004 2
2005 3
2006 6
2007 1
2008 4
2009 6
2010 9
2011 4
2012 8
2013 6
2014 7
2015 4
2016 6
2017 8
2018 5
2019 7
2020 12
2021 2
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 1727992

233 results
Results by year
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