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
1993 1
1998 1
1999 1
2000 1
2001 2
2002 2
2003 2
2004 4
2005 5
2006 7
2007 9
2008 3
2009 6
2010 4
2011 6
2012 7
2013 7
2014 4
2015 7
2016 5
2017 4
2018 7
2019 7
2020 2
2021 1
2024 0

Text availability

Article attribute

Article type

Publication date

Similar articles for PMID: 23970740

91 results

Results by year

Filters applied: . Clear all
Page 1
Calculating confidence intervals for impact numbers.
Hildebrandt M, Bender R, Gehrmann U, Blettner M. Hildebrandt M, et al. BMC Med Res Methodol. 2006 Jul 12;6:32. doi: 10.1186/1471-2288-6-32. BMC Med Res Methodol. 2006. PMID: 16836748 Free PMC article.
Sutureless Aortic Valve Replacement for Treatment of Severe Aortic Stenosis: A Single Technology Assessment of Perceval Sutureless Aortic Valve [Internet].
Desser AS, Arentz-Hansen H, Fagerlund BF, Harboe I, Lauvrak V. Desser AS, et al. Oslo, Norway: Knowledge Centre for the Health Services at The Norwegian Institute of Public Health (NIPH); 2017 Aug 25. Report from the Norwegian Institute of Public Health No. 2017-01. Oslo, Norway: Knowledge Centre for the Health Services at The Norwegian Institute of Public Health (NIPH); 2017 Aug 25. Report from the Norwegian Institute of Public Health No. 2017-01. PMID: 29553663 Free Books & Documents. Review.
91 results