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.
Kirchberger PC, Orata FD, Barlow EJ, Kauffman KM, Case RJ, Polz MF, Boucher Y.Kirchberger PC, et al. Among authors: case rj.Appl Environ Microbiol. 2016 Aug 30;82(18):5576-86. doi: 10.1128/AEM.01177-16. Print 2016 Sep 15.Appl Environ Microbiol. 2016.PMID: 27371587Free PMC article.