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.
Schermer RT, Bucholtz F, Villarruel CA, Gil Gil J, Andreadis TD, Williams KJ.Schermer RT, et al. Among authors: villarruel ca.Opt Express. 2009 Dec 7;17(25):22586-602. doi: 10.1364/OE.17.022586.Opt Express. 2009.PMID: 20052184Free article.
Wang CC, Burns WK, Villarruel CA.Wang CC, et al. Among authors: villarruel ca.Opt Lett. 1985 Jan 1;10(1):49-51. doi: 10.1364/ol.10.000049.Opt Lett. 1985.PMID: 19724342
Burns WK, Moeller RP, Villarruel CA, Abebe M.Burns WK, et al. Among authors: villarruel ca.Opt Lett. 1983 Oct 1;8(10):540-2. doi: 10.1364/ol.8.000540.Opt Lett. 1983.PMID: 19718176
Burns WK, Moeller RP, Villarruel CA, Abebe M.Burns WK, et al. Among authors: villarruel ca.Opt Lett. 1984 Dec 1;9(12):570-2. doi: 10.1364/ol.9.000570.Opt Lett. 1984.PMID: 19721671
Pickett CW, Burns WK, Villarruel CA.Pickett CW, et al. Among authors: villarruel ca.Opt Lett. 1988 Oct 1;13(10):835-7. doi: 10.1364/ol.13.000835.Opt Lett. 1988.PMID: 19746051