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
1884 2
1924 1
1925 1
1981 1
1986 2
1990 2
1991 1
1992 2
1993 3
1994 5
1995 4
1996 7
1997 4
1998 9
1999 10
2000 20
2001 29
2002 25
2003 42
2004 81
2005 93
2006 129
2007 167
2008 206
2009 187
2010 37
2011 22
2012 22
2013 17
2014 11
2015 13
2016 16
2017 11
2018 16
2019 7
2020 13
2021 18
2022 9
2023 1
2024 0

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 19393183

1,100 results

Results by year

Filters applied: . Clear all
Page 1
1,100 results