An official website of the United States government
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.
Bergeron DE, Cessna JT, Coursey BM, Fitzgerald R, Zimmerman BE.Bergeron DE, et al. Among authors: coursey bm.J Res Natl Inst Stand Technol. 2014 Aug 27;119:371-96. doi: 10.6028/jres.119.013. eCollection 2014.J Res Natl Inst Stand Technol. 2014.PMID: 26601035Free PMC article.
Collé R, Lin Z, Schima FJ, Hodge PA, Thomas JWL, Hutchinson JMR, Coursey BM.Collé R, et al. Among authors: coursey bm.J Res Natl Inst Stand Technol. 1995 Jan-Feb;100(1):1-36. doi: 10.6028/jres.100.002.J Res Natl Inst Stand Technol. 1995.PMID: 29151724Free PMC article.