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Results by year

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

Year Number of Results
1954 1
1975 1
1977 1
1978 1
1979 1
1981 1
1982 3
1984 2
1985 3
1986 2
1987 10
1988 12
1989 11
1990 23
1991 23
1992 29
1993 42
1994 48
1995 45
1996 58
1997 89
1998 87
1999 125
2000 148
2001 115
2002 136
2003 113
2004 89
2005 87
2006 46
2007 29
2008 28
2009 28
2010 26
2011 18
2012 12
2013 15
2014 15
2015 8
2016 4
2021 0
Text availability
Article attribute
Article type
Publication date

PubMed for id: 489753

1,466 results
Results by year
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1,466 results