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.
Lee CC, Craigen WJ, Muzny DM, Harlow E, Caskey CT.Lee CC, et al. Among authors: craigen wj.Proc Natl Acad Sci U S A. 1990 May;87(9):3508-12. doi: 10.1073/pnas.87.9.3508.Proc Natl Acad Sci U S A. 1990.PMID: 2185472Free PMC article.
Craigen WJ, Cook RG, Tate WP, Caskey CT.Craigen WJ, et al.Proc Natl Acad Sci U S A. 1985 Jun;82(11):3616-20. doi: 10.1073/pnas.82.11.3616.Proc Natl Acad Sci U S A. 1985.PMID: 3889910Free PMC article.