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

Year Number of Results
1971 1
1976 2
1977 1
1978 2
1979 1
1983 3
1984 5
1985 4
1986 10
1987 4
1988 8
1989 12
1990 8
1991 9
1992 7
1993 6
1994 7
1995 2
1996 6
1997 9
1998 8
1999 1
2001 1
2002 1
2004 2
2005 2
2006 2
2007 2
2008 4
2009 1
2010 2
2011 1
2012 1
2013 1
2021 0
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 3978514

135 results
Results by year
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135 results
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