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.
Lambrechts SA, Aalders MC, Langeveld-Klerks DH, Khayali Y, Lagerberg JW.Lambrechts SA, et al. Among authors: lagerberg jw.Photochem Photobiol. 2004 Mar;79(3):297-302. doi: 10.1562/sa-03-15.1.Photochem Photobiol. 2004.PMID: 15115304