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.
Park MS, Knauf JA, Pendergrass SH, Coulon CH, Strniste GF, Marrone BL, MacInnes MA.Park MS, et al. Among authors: macinnes ma.Proc Natl Acad Sci U S A. 1996 Aug 6;93(16):8368-73. doi: 10.1073/pnas.93.16.8368.Proc Natl Acad Sci U S A. 1996.PMID: 8710877Free PMC article.