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

Year Number of Results
1939 1
1954 1
1956 2
1957 2
1958 4
1959 2
1963 1
1965 1
1967 1
1969 2
1970 1
1975 2
1976 4
1977 2
1978 1
1980 1
1982 1
1983 2
1984 4
1985 2
1986 2
1987 3
1988 2
1989 5
1990 7
1991 2
1992 7
1993 7
1994 21
1995 19
1996 24
1997 16
1998 27
1999 15
2000 36
2001 24
2002 25
2003 35
2004 67
2005 75
2006 36
2007 28
2008 27
2009 26
2010 39
2011 28
2012 36
2013 33
2014 34
2015 30
2016 21
2017 21
2018 17
2019 20
2020 17
2021 10
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 16643487

816 results
Results by year
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816 results
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