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

Year Number of Results
1850 2
1974 1
1976 1
1977 3
1978 1
1979 3
1980 5
1981 7
1982 12
1983 14
1984 18
1985 13
1986 11
1987 9
1988 8
1989 6
1990 10
1991 14
1992 2
1993 5
1994 5
1995 5
1996 7
1997 5
1998 4
1999 6
2000 4
2002 2
2003 5
2004 3
2005 3
2006 1
2007 2
2008 1
2010 2
2012 4
2013 5
2014 2
2016 1
2017 2
2018 1
2019 3
2020 1
2021 1
2022 0
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 6699725

218 results
Results by year
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218 results