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.
Zhuravlev AV, Shchegolev BF, Savvateeva-Popova EV, Popov AV.Zhuravlev AV, et al.Ross Fiziol Zh Im I M Sechenova. 2007 Jun;93(6):609-24.Ross Fiziol Zh Im I M Sechenova. 2007.PMID: 17850019Russian.