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.
Pikov V, Siegel PH.Pikov V, et al. Among authors: siegel ph.IEEE Eng Med Biol Mag. 2010 Jan-Feb;29(1):63-71. doi: 10.1109/MEMB.2009.935468.IEEE Eng Med Biol Mag. 2010.PMID: 20176524Free article.
Manohara HM, Wong EW, Schlecht E, Hunt BD, Siegel PH.Manohara HM, et al. Among authors: siegel ph.Nano Lett. 2005 Jul;5(7):1469-74. doi: 10.1021/nl050829h.Nano Lett. 2005.PMID: 16178259