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.
Varotsos CA, Ondov JM, Efstathiou MN, Cracknell AP.Varotsos CA, et al. Among authors: ondov jm.Environ Sci Pollut Res Int. 2014 Mar;21(6):4430-40. doi: 10.1007/s11356-013-2387-1. Epub 2013 Dec 11.Environ Sci Pollut Res Int. 2014.PMID: 24327116