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
1971 1
1975 1
1976 1
1977 1
1978 1
1979 1
1981 1
1983 3
1991 1
1992 2
1993 1
1997 1
1998 5
1999 2
2001 2
2002 1
2004 3
2005 5
2006 6
2007 8
2008 7
2009 6
2010 13
2011 17
2012 30
2013 22
2014 36
2015 27
2016 28
2017 28
2018 29
2019 24
2020 28
2021 27
2022 20
2023 10
2024 0

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 22414638

374 results

Results by year

Filters applied: . Clear all
Page 1
374 results