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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
1959 1
1960 2
1961 1
1966 4
1968 1
1969 1
1970 1
1971 1
1972 2
1973 2
1974 2
1975 1
1977 1
1978 2
1980 2
1981 7
1982 1
1983 3
1984 1
1985 2
1986 1
1987 3
1989 1
1990 2
1991 1
1992 2
1993 5
1994 5
1995 4
1996 6
1997 6
1998 7
1999 3
2000 6
2001 10
2002 6
2003 11
2004 29
2005 32
2006 39
2007 49
2008 61
2009 26
2011 1
2012 1
2013 1
2014 2
2015 4
2017 1
2021 1
2024 0

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Similar articles for PMID: 18799803

325 results

Results by year

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325 results