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.
Geddes CD, Cao H, Gryczynski I, Gryczynski Z, Fang J, Lakowicz JR.Geddes CD, et al. Among authors: lakowicz jr.J Phys Chem A. 2003 May 1;107(18):3443-3449. doi: 10.1021/jp022040q. Epub 2003 Mar 20.J Phys Chem A. 2003.PMID: 31896931Free PMC article.