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.


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


My NCBI Filters

Results by year

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

Year Number of Results
2003 1
2004 1
2005 2
2006 1
2007 1
2008 1
2009 1
2010 3
2011 2
2012 1
2013 1
2016 1
2017 2
2018 4
2019 3
2020 1
2021 2
2023 0

Text availability

Article attribute

Article type

Publication date

Search Results

24 results

Results by year

Filters applied: . Clear all
Page 1
Evidence for Glacial Refugia of the Forest Understorey Species Helleborus niger (Ranunculaceae) in the Southern as Well as in the Northern Limestone Alps.
Záveská E, Kirschner P, Frajman B, Wessely J, Willner W, Gattringer A, Hülber K, Lazić D, Dobeš C, Schönswetter P. Záveská E, et al. Among authors: dobes c. Front Plant Sci. 2021 May 10;12:683043. doi: 10.3389/fpls.2021.683043. eCollection 2021. Front Plant Sci. 2021. PMID: 34040627 Free PMC article.
24 results