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

Year Number of Results
1903 1
1911 1
1929 2
1948 1
1951 1
1961 1
1964 1
1965 1
1968 2
1970 1
1971 2
1972 3
1973 1
1974 5
1975 5
1976 6
1977 9
1978 8
1979 5
1980 4
1981 2
1982 8
1983 4
1984 9
1985 7
1986 13
1987 10
1988 7
1989 10
1990 9
1991 10
1992 13
1993 11
1994 13
1995 11
1996 13
1997 17
1998 22
1999 12
2000 15
2001 7
2002 23
2003 11
2004 15
2005 11
2006 14
2007 17
2008 21
2009 17
2010 20
2011 19
2012 22
2013 23
2014 22
2015 29
2016 28
2017 22
2018 19
2019 32
2020 23
2021 13
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 9726467

626 results
Results by year
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