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Results by year

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

Year Number of Results
1911 1
1916 1
1920 1
1933 1
1948 1
1949 1
1960 2
1961 1
1963 2
1964 3
1965 1
1966 4
1967 6
1968 2
1969 11
1970 6
1971 4
1972 10
1973 16
1974 5
1975 20
1976 21
1977 17
1978 25
1979 17
1980 13
1981 23
1982 15
1983 11
1984 15
1985 12
1986 16
1987 24
1988 33
1989 37
1990 50
1991 27
1992 40
1993 42
1994 38
1995 40
1996 80
1997 58
1998 79
1999 90
2000 153
2001 196
2002 238
2003 464
2004 707
2005 377
2006 94
2007 72
2008 83
2009 303
2010 705
2011 655
2012 574
2013 476
2014 423
2015 373
2016 305
2017 354
2018 325
2019 310
2020 283
2021 273
2022 221
2023 103
2024 0

Text availability

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Article type

Publication date

Similar articles for PMID: 15920631

8,529 results

Results by year

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8,529 results