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 Custom Filters

Publication date

Text availability

Article attribute

Article type

Additional filters

Article Language

Species

Sex

Age

Other

Search Results

258 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Publication Date timeline is not available.
Page 1
Engagement in PCORnet Research Networks.
Kim KK, Helfand M. Kim KK, et al. Among authors: helfand m. Med Care. 2018 Oct;56 Suppl 10 Suppl 1(10 Suppl 1):S1-S3. doi: 10.1097/MLR.0000000000000958. Med Care. 2018. PMID: 30074945 Free PMC article. No abstract available.
A CTSA agenda to advance methods for comparative effectiveness research.
Helfand M, Tunis S, Whitlock EP, Pauker SG, Basu A, Chilingerian J, Harrell FE Jr, Meltzer DO, Montori VM, Shepard DS, Kent DM; Methods Work Group of the National CTSA Strategic Goal Committee on Comparative Effectiveness Research. Helfand M, et al. Clin Transl Sci. 2011 Jun;4(3):188-98. doi: 10.1111/j.1752-8062.2011.00282.x. Clin Transl Sci. 2011. PMID: 21707950 Free PMC article.
258 results