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.
Schafer D, Müller M, Bonn M, Marr DW, van Maarseveen J, Squier J.Schafer D, et al. Among authors: marr dw.Opt Lett. 2009 Jan 15;34(2):211-3. doi: 10.1364/ol.34.000211.Opt Lett. 2009.PMID: 19148258Free article.
Kasukurti A, Potcoava M, Desai SA, Eggleton C, Marr DW.Kasukurti A, et al. Among authors: marr dw.Opt Express. 2011 May 23;19(11):10377-86. doi: 10.1364/OE.19.010377.Opt Express. 2011.PMID: 21643294Free PMC article.