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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: Ultrasound Med Biol. 2012 Aug 21;38(10):1784–1798. doi: 10.1016/j.ultrasmedbio.2012.06.013

Fig. 3.

Fig. 3

Data acquisition process. (a) Standard imaging mode where the ROI (region of interest with portal vein) is selected (yellow outline). (b) RF data acquisition mode.