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.
Kabilan L, Troye-Blomberg M, Perlmann H, Andersson G, Högh B, Petersen E, Björkman A, Perlmann P.Kabilan L, et al.Proc Natl Acad Sci U S A. 1988 Aug;85(15):5659-63. doi: 10.1073/pnas.85.15.5659.Proc Natl Acad Sci U S A. 1988.PMID: 2456577Free PMC article.