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.
Roll SC, Case-Smith J, Evans KD.Roll SC, et al.Ultrasound Med Biol. 2011 Oct;37(10):1539-53. doi: 10.1016/j.ultrasmedbio.2011.06.011. Epub 2011 Aug 6.Ultrasound Med Biol. 2011.PMID: 21821353Review.
Evans KD, Volz KR, Hutmire C, Roll SC.Evans KD, et al. Among authors: roll sc.J Diagn Med Sonogr. 2012 Jan;28(1):11-19. doi: 10.1177/8756479311426777.J Diagn Med Sonogr. 2012.PMID: 23772421Free PMC article.
Evans KD, Volz KR, Roll SC, Hutmire CM, Pargeon RL, Buford JA, Sommerich CM.Evans KD, et al. Among authors: roll sc.J Diagn Med Sonogr. 2013 Sep;29(5):10.1177/8756479313503211. doi: 10.1177/8756479313503211.J Diagn Med Sonogr. 2013.PMID: 24236299Free PMC article.