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.
Alex A, Weingast J, Weinigel M, Kellner-Höfer M, Nemecek R, Binder M, Pehamberger H, König K, Drexler W.Alex A, et al. Among authors: nemecek r.J Biophotonics. 2013 Apr;6(4):352-62. doi: 10.1002/jbio.201200085. Epub 2012 Jun 18.J Biophotonics. 2013.PMID: 22711418Clinical Trial.