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Results by year

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

Year Number of Results
1968 1
1975 1
1976 1
1977 3
1978 5
1979 2
1980 2
1981 1
1982 2
1983 2
1984 4
1985 1
1986 5
1987 15
1988 10
1989 19
1990 31
1991 28
1992 21
1993 13
1994 14
1995 10
1996 5
1997 5
1999 5
2000 1
2002 1
2005 1
2006 1
2009 1
2011 2
2012 1
2022 0
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 1730981

212 results
Results by year
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212 results