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
1828 1
1860 2
1868 1
1924 1
1928 1
1945 1
1948 1
1949 1
1955 1
1956 2
1961 1
1962 1
1963 1
1964 1
1980 2
1982 2
1984 1
1989 1
1993 3
1995 1
1998 1
1999 4
2000 7
2001 4
2002 6
2003 3
2004 6
2005 10
2006 8
2007 10
2008 7
2009 8
2010 8
2011 7
2012 2
2013 4
2014 6
2015 4
2016 1
2017 3
2018 4
2019 3
2020 7
2021 11
2022 5
2023 2
2024 0

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 20628685

156 results

Results by year

Filters applied: . Clear all
Page 1
[Valerian as a sleeping aid?].
Pallesen S, Bjorvatn B, Nordhus IH, Skjerve A. Pallesen S, et al. Tidsskr Nor Laegeforen. 2002 Dec 10;122(30):2857-9. Tidsskr Nor Laegeforen. 2002. PMID: 12569707 Review. Norwegian.
156 results