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

Year Number of Results
1897 2
1921 1
1930 1
1949 1
1951 1
1953 1
1954 3
1955 1
1956 2
1957 1
1958 1
1959 1
1962 1
1963 5
1965 1
1966 1
1967 1
1968 2
1969 3
1970 2
1971 1
1973 2
1974 5
1975 1
1976 3
1977 2
1978 2
1979 1
1980 4
1981 1
1982 3
1983 2
1984 2
1990 1
1993 2
1995 2
1996 2
1997 2
1998 2
1999 3
2000 4
2001 6
2002 7
2003 13
2004 18
2005 23
2006 31
2007 66
2008 91
2009 47
2010 21
2011 18
2012 21
2013 25
2014 22
2015 20
2016 17
2017 16
2018 20
2019 11
2020 11
2021 11
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 18988716

532 results
Results by year
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532 results
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