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

Year Number of Results
1928 1
1947 1
1960 2
1961 1
1964 1
1966 2
1968 2
1975 1
1976 1
1978 2
1981 1
1987 2
1990 2
1992 1
1993 1
1994 1
1995 3
1996 2
1997 1
1998 3
1999 2
2000 7
2001 11
2002 6
2003 4
2004 7
2005 5
2006 8
2007 11
2008 9
2009 10
2010 9
2011 11
2012 17
2013 9
2014 19
2015 6
2016 10
2017 21
2018 30
2019 24
2020 25
2021 19
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 29733867

273 results
Results by year
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