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

Search Page

Filters

My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1975 1
1985 2
1986 1
1987 1
1989 1
1992 1
1993 2
1996 2
1997 2
1998 4
1999 1
2000 4
2001 1
2002 6
2003 2
2004 2
2005 4
2006 5
2007 8
2008 7
2009 9
2010 4
2011 8
2012 6
2013 7
2014 5
2015 3
2016 11
2017 13
2018 3
2019 8
2020 7
2021 7
2022 3
2023 2
2024 1

Text availability

Article attribute

Article type

Publication date

Search Results

136 results

Results by year

Filters applied: . Clear all
Page 1
The concept of fitness in fluctuating environments.
Sæther BE, Engen S. Sæther BE, et al. Among authors: engen s. Trends Ecol Evol. 2015 May;30(5):273-81. doi: 10.1016/j.tree.2015.03.007. Epub 2015 Apr 3. Trends Ecol Evol. 2015. PMID: 25843273 Review.
136 results