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.
Jaeckle S, Brady SE, Havel RJ.Jaeckle S, et al. Among authors: brady se.Proc Natl Acad Sci U S A. 1989 Mar;86(6):1880-4. doi: 10.1073/pnas.86.6.1880.Proc Natl Acad Sci U S A. 1989.PMID: 2538819Free PMC article.
Belcher JD, Hamilton RL, Brady SE, Hornick CA, Jaeckle S, Schneider WJ, Havel RJ.Belcher JD, et al. Among authors: brady se.Proc Natl Acad Sci U S A. 1987 Oct;84(19):6785-9. doi: 10.1073/pnas.84.19.6785.Proc Natl Acad Sci U S A. 1987.PMID: 3477810Free PMC article.