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

Year Number of Results
1947 2
1948 1
1949 7
1950 2
1951 6
1952 1
1953 4
1954 2
1955 1
1957 1
1960 2
1961 1
1962 1
1963 2
1964 1
1965 1
1966 1
1967 1
1968 1
1970 1
1973 1
1975 1
1976 2
1977 1
1979 3
1980 2
1981 1
1982 1
1983 3
1985 4
1986 3
1987 3
1988 7
1990 5
1991 2
1992 2
1993 1
1994 1
1995 2
1996 2
1998 2
1999 1
2000 4
2001 1
2003 3
2005 2
2006 2
2008 3
2009 3
2010 9
2011 11
2012 15
2013 7
2014 14
2015 18
2016 16
2017 15
2018 25
2019 49
2020 60
2021 44
Text availability
Article attribute
Article type
Publication date

Similar articles for PMID: 29030531

347 results
Results by year
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347 results