Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Filters

My NCBI Filters

Results by year

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

Year Number of Results
1858 1
1868 4
1878 3
1879 1
1881 1
1883 1
1884 2
1890 2
1892 4
1894 2
1896 1
1911 1
1948 2
1949 1
1950 3
1951 2
1952 3
1965 5
1967 1
1968 2
1970 3
1971 2
1972 3
1973 9
1974 6
1975 1
1976 5
1977 3
1978 1
1979 2
1980 2
1981 5
1982 2
1983 6
1984 3
1985 1
1986 2
1987 4
1988 3
1989 3
1990 7
1992 4
1993 2
1994 13
1995 6
1996 8
1997 7
1998 22
1999 9
2000 9
2001 11
2002 13
2003 3
2004 13
2005 13
2006 10
2007 10
2008 14
2009 21
2010 17
2011 28
2012 37
2013 45
2014 45
2015 51
2016 70
2017 100
2018 157
2019 138
2020 133
2021 141
2022 112
2023 43
2024 1

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 29118081

1,281 results

Results by year

Filters applied: . Clear all
Page 1
1,281 results