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.
Calafat FM, Marcos M.Calafat FM, et al.Proc Natl Acad Sci U S A. 2020 Jan 28;117(4):1877-1883. doi: 10.1073/pnas.1913049117. Epub 2020 Jan 13.Proc Natl Acad Sci U S A. 2020.PMID: 31932437Free PMC article.