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.
Fernandes Ade A, Amorim PR, Brito CJ, de Moura AG, Moreira DG, Costa CM, Sillero-Quintana M, Marins JC.Fernandes Ade A, et al.Physiol Meas. 2014 Feb;35(2):189-203. doi: 10.1088/0967-3334/35/2/189. Epub 2014 Jan 7.Physiol Meas. 2014.PMID: 24398429Free article.