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.
Gardner SG, Raina JB, Nitschke MR, Nielsen DA, Stat M, Motti CA, Ralph PJ, Petrou K.Gardner SG, et al.BMC Biol. 2017 Dec 7;15(1):117. doi: 10.1186/s12915-017-0459-2.BMC Biol. 2017.PMID: 29216891Free PMC article.