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
1969 1
1973 1
1976 2
1977 3
1978 2
1979 2
1980 3
1981 2
1982 11
1983 5
1984 6
1985 1
1986 4
1987 5
1988 7
1989 11
1990 7
1991 5
1992 9
1993 8
1994 9
1995 7
1996 11
1997 11
1998 12
1999 8
2000 16
2001 12
2002 19
2003 17
2004 8
2005 8
2006 5
2007 9
2008 7
2009 11
2010 13
2011 18
2012 25
2013 46
2014 48
2015 34
2016 70
2017 74
2018 75
2019 88
2020 70
2021 89
2022 77
2023 34
2024 1

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 27875727

893 results

Results by year

Filters applied: . Clear all
Page 1
893 results