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

Text availability

Article attribute

Article type

Publication date

Search Results

136 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Results By Year timeline is not available.
Page 1
Historical Improvement in Speed Skating Economy.
Noordhof DA, van Tok E, Joosten FS, Hettinga FJ, Hoozemans MJ, Foster C, de Koning JJ. Noordhof DA, et al. Among authors: hettinga fj. Int J Sports Physiol Perform. 2017 Feb;12(2):175-181. doi: 10.1123/ijspp.2015-0709. Epub 2016 Aug 24. Int J Sports Physiol Perform. 2017. PMID: 27197024 Free article.
Test-retest reliability and concurrent validity of the Adapted Short QUestionnaire to ASsess Health-enhancing physical activity (Adapted-SQUASH) in adults with disabilities.
Seves BL, Hoekstra F, Schoenmakers JWA, Brandenbarg P, Hoekstra T, Hettinga FJ, Dekker R, van der Woude LHV, van der Schans CP. Seves BL, et al. Among authors: hettinga fj. J Sports Sci. 2021 Apr;39(8):875-886. doi: 10.1080/02640414.2020.1850983. Epub 2020 Dec 9. J Sports Sci. 2021. PMID: 33295236
136 results