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.
Goyal A, Yu FTH, Tenwalde MG, Chen X, Althouse A, Villanueva FS, Pacella JJ.Goyal A, et al. Among authors: yu fth.Ultrasound Med Biol. 2017 Jul;43(7):1391-1400. doi: 10.1016/j.ultrasmedbio.2017.02.013. Epub 2017 Apr 7.Ultrasound Med Biol. 2017.PMID: 28395964Free PMC article.
Leeman JE, Kim JS, Yu FT, Chen X, Kim K, Wang J, Chen X, Villanueva FS, Pacella JJ.Leeman JE, et al.Ultrasound Med Biol. 2012 Sep;38(9):1589-98. doi: 10.1016/j.ultrasmedbio.2012.05.020. Epub 2012 Jul 3.Ultrasound Med Biol. 2012.PMID: 22766112