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Results by year

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

Year Number of Results
1951 1
1952 1
1953 1
1954 3
1955 4
1956 1
1957 4
1958 5
1959 9
1961 2
1962 4
1963 3
1964 2
1965 3
1966 4
1967 3
1968 6
1969 1
1970 1
1971 1
1972 1
1973 3
1974 1
1975 1
1976 3
1978 3
1981 2
1982 3
1984 2
1986 1
1987 2
1988 3
1989 2
1990 4
1991 3
1992 1
1993 5
1994 4
1995 4
1996 7
1997 13
1998 25
1999 26
2000 38
2001 61
2002 61
2003 69
2004 108
2005 127
2006 193
2007 246
2008 309
2009 121
2010 73
2011 86
2012 76
2013 62
2014 62
2015 56
2016 38
2017 38
2018 28
2019 26
2020 33
2021 37
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 18927334

1,923 results
Results by year
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1,923 results