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
1906 1
1909 1
1927 1
1968 1
1974 1
1976 4
1977 5
1979 1
1980 4
1981 4
1982 4
1983 1
1984 4
1985 5
1986 3
1987 3
1988 4
1989 3
1990 2
1991 1
1992 1
1994 1
1995 7
1996 2
1997 3
1998 4
1999 3
2000 5
2001 14
2002 12
2003 12
2004 12
2005 17
2006 19
2007 15
2008 30
2009 32
2010 21
2011 30
2012 57
2013 58
2014 50
2015 67
2016 48
2017 56
2018 38
2019 43
2020 30
2021 31
2022 45
2023 17
2024 4

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 22527435

760 results

Results by year

Filters applied: . Clear all
Page 1
760 results