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.
Mann SK, Richardson DL, Lee S, Kimmel AR, Firtel RA.Mann SK, et al. Among authors: kimmel ar.Proc Natl Acad Sci U S A. 1994 Oct 25;91(22):10561-5. doi: 10.1073/pnas.91.22.10561.Proc Natl Acad Sci U S A. 1994.PMID: 7937993Free PMC article.
Firtel RA, Timm R, Kimmel AR, McKeown M.Firtel RA, et al. Among authors: kimmel ar.Proc Natl Acad Sci U S A. 1979 Dec;76(12):6206-10. doi: 10.1073/pnas.76.12.6206.Proc Natl Acad Sci U S A. 1979.PMID: 293714Free PMC article.