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
1972 1
1979 1
1980 1
1982 1
1988 1
1990 1
1991 1
1992 1
1993 3
1994 1
1995 2
1996 3
1997 2
1998 3
1999 1
2000 6
2001 2
2002 2
2003 15
2004 6
2005 15
2006 16
2007 16
2008 28
2009 25
2010 33
2011 16
2012 29
2013 31
2014 24
2015 30
2016 27
2017 38
2018 36
2019 30
2020 21
2021 37
2022 29
2023 11
2024 1

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 19085687

476 results

Results by year

Filters applied: . Clear all
Page 1
476 results