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Results by year

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

Year Number of Results
1933 1
1934 1
1935 1
1938 1
1946 1
1949 1
1952 1
1953 3
1956 1
1957 1
1958 1
1961 2
1963 1
1964 1
1967 4
1968 2
1969 1
1970 2
1972 1
1973 1
1974 1
1975 1
1976 3
1977 1
1978 1
1980 1
1981 4
1982 2
1983 3
1984 3
1985 2
1986 9
1987 3
1988 3
1989 7
1990 6
1991 4
1992 2
1993 5
1994 3
1995 5
1996 10
1997 19
1998 10
1999 6
2000 14
2001 16
2002 20
2003 29
2004 16
2005 29
2006 32
2007 36
2008 33
2009 45
2010 42
2011 58
2012 132
2013 197
2014 163
2015 201
2016 156
2017 146
2018 161
2019 155
2020 133
2021 133
2022 108
2023 39
2024 1

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 22421912

2,008 results

Results by year

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2,008 results