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
1940 1
1946 1
1953 1
1955 2
1959 1
1966 1
1969 1
1970 1
1975 1
1988 1
1989 1
1990 1
1992 1
1993 3
1994 2
1995 2
1996 2
1997 8
1998 6
1999 2
2000 6
2001 10
2002 7
2003 14
2004 18
2005 50
2006 45
2007 72
2008 48
2009 37
2010 44
2011 39
2012 41
2013 30
2014 27
2015 23
2016 27
2017 33
2018 34
2019 25
2020 20
2021 23
2022 16
2023 6
2024 1

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 18272799

642 results

Results by year

Filters applied: . Clear all
Page 1
642 results