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
1974 2
1975 2
1976 2
1979 1
1989 1
2004 1
2007 2
2008 3
2009 5
2010 2
2012 3
2013 6
2014 4
2016 1
2018 2
2021 3
2024 0

Text availability

Article attribute

Article type

Publication date

Search Results

37 results

Results by year

Filters applied: . Clear all
Page 1
Importance of observational studies in clinical practice.
Ligthelm RJ, Borzì V, Gumprecht J, Kawamori R, Wenying Y, Valensi P. Ligthelm RJ, et al. Among authors: borzi v. Clin Ther. 2007 Jun;29(6 Pt 1):1284-92. doi: 10.1016/j.clinthera.2007.07.004. Clin Ther. 2007. PMID: 18036390 Review.
Decision making for oral anticoagulants in atrial fibrillation: the ATA-AF study.
Gussoni G, Di Pasquale G, Vescovo G, Gulizia M, Mathieu G, Scherillo M, Panuccio D, Lucci D, Nozzoli C, Fabbri G, Colombo F, Riva L, Baldo CI, Maggioni AP, Mazzone A; ATA-AF Steering Committee and Investigators. Gussoni G, et al. Eur J Intern Med. 2013 Jun;24(4):324-32. doi: 10.1016/j.ejim.2013.04.008. Epub 2013 May 16. Eur J Intern Med. 2013. PMID: 23684591
37 results